20845310640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1127993}}^1$

素因数の和:1128027

約数の個数: 160

約数和(自身を含む): 80565843456

約数和(自身を除く): 59720532816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 1127993, 2255986, 3383979, 4511972, 5639965, 6767958, 7895951, 9023944, 11279930, 12407923, 13535916, 15791902, 16919895, 18047888, 22559860, 23687853, 24815846, 27071832, 31583804, 33839790, 37223769, 39479755, 45119720, 47375706, 49631692, 54143664, 62039615, 63167608, 67679580, 74447538, 78959510, 86855461, 90239440, 94751412, 99263384, 118439265, 124079230, 126335216, 135359160, 148895076, 157919020, 173710922, 186118845, 189502824, 198526768, 236878530, 248158460, 260566383, 270718320, 297790152, 315838040, 347421844, 372237690, 379005648, 434277305, 473757060, 496316920, 521132766, 595580304, 631676080, 694843688, 744475380, 868554610, 947514120, 992633840, 1042265532, 1302831915, 1389687376, 1488950760, 1737109220, 1895028240, 2084531064, 2605663830, 2977901520, 3474218440, 4169062128, 5211327660, 6948436880, 10422655320, 20845310640]

約数ペア:

[(1, 20845310640), (2, 10422655320), (3, 6948436880), (4, 5211327660), (5, 4169062128), (6, 3474218440), (7, 2977901520), (8, 2605663830), (10, 2084531064), (11, 1895028240), (12, 1737109220), (14, 1488950760), (15, 1389687376), (16, 1302831915), (20, 1042265532), (21, 992633840), (22, 947514120), (24, 868554610), (28, 744475380), (30, 694843688), (33, 631676080), (35, 595580304), (40, 521132766), (42, 496316920), (44, 473757060), (48, 434277305), (55, 379005648), (56, 372237690), (60, 347421844), (66, 315838040), (70, 297790152), (77, 270718320), (80, 260566383), (84, 248158460), (88, 236878530), (105, 198526768), (110, 189502824), (112, 186118845), (120, 173710922), (132, 157919020), (140, 148895076), (154, 135359160), (165, 126335216), (168, 124079230), (176, 118439265), (210, 99263384), (220, 94751412), (231, 90239440), (240, 86855461), (264, 78959510), (280, 74447538), (308, 67679580), (330, 63167608), (336, 62039615), (385, 54143664), (420, 49631692), (440, 47375706), (462, 45119720), (528, 39479755), (560, 37223769), (616, 33839790), (660, 31583804), (770, 27071832), (840, 24815846), (880, 23687853), (924, 22559860), (1155, 18047888), (1232, 16919895), (1320, 15791902), (1540, 13535916), (1680, 12407923), (1848, 11279930), (2310, 9023944), (2640, 7895951), (3080, 6767958), (3696, 5639965), (4620, 4511972), (6160, 3383979), (9240, 2255986), (18480, 1127993)]