845011640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1511}}^1$

素因数の和:1605

約数の個数: 128

約数和(自身を含む): 2194698240

約数和(自身を除く): 1349686600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 82, 88, 110, 124, 155, 164, 205, 220, 248, 310, 328, 341, 410, 440, 451, 620, 682, 820, 902, 1240, 1271, 1364, 1511, 1640, 1705, 1804, 2255, 2542, 2728, 3022, 3410, 3608, 4510, 5084, 6044, 6355, 6820, 7555, 9020, 10168, 12088, 12710, 13640, 13981, 15110, 16621, 18040, 25420, 27962, 30220, 33242, 46841, 50840, 55924, 60440, 61951, 66484, 69905, 83105, 93682, 111848, 123902, 132968, 139810, 166210, 187364, 234205, 247804, 279620, 309755, 332420, 374728, 468410, 495608, 515251, 559240, 619510, 664840, 681461, 936820, 1030502, 1239020, 1362922, 1873640, 1920481, 2061004, 2478040, 2576255, 2725844, 3407305, 3840962, 4122008, 5152510, 5451688, 6814610, 7681924, 9602405, 10305020, 13629220, 15363848, 19204810, 20610040, 21125291, 27258440, 38409620, 42250582, 76819240, 84501164, 105626455, 169002328, 211252910, 422505820, 845011640]

約数ペア:

[(1, 845011640), (2, 422505820), (4, 211252910), (5, 169002328), (8, 105626455), (10, 84501164), (11, 76819240), (20, 42250582), (22, 38409620), (31, 27258440), (40, 21125291), (41, 20610040), (44, 19204810), (55, 15363848), (62, 13629220), (82, 10305020), (88, 9602405), (110, 7681924), (124, 6814610), (155, 5451688), (164, 5152510), (205, 4122008), (220, 3840962), (248, 3407305), (310, 2725844), (328, 2576255), (341, 2478040), (410, 2061004), (440, 1920481), (451, 1873640), (620, 1362922), (682, 1239020), (820, 1030502), (902, 936820), (1240, 681461), (1271, 664840), (1364, 619510), (1511, 559240), (1640, 515251), (1705, 495608), (1804, 468410), (2255, 374728), (2542, 332420), (2728, 309755), (3022, 279620), (3410, 247804), (3608, 234205), (4510, 187364), (5084, 166210), (6044, 139810), (6355, 132968), (6820, 123902), (7555, 111848), (9020, 93682), (10168, 83105), (12088, 69905), (12710, 66484), (13640, 61951), (13981, 60440), (15110, 55924), (16621, 50840), (18040, 46841), (25420, 33242), (27962, 30220)]