2061190040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7757}}^1$

素因数の和:7861

約数の個数: 128

約数和(自身を含む): 5786847360

約数和(自身を除く): 3725657320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 910, 949, 1022, 1460, 1820, 1898, 2044, 2555, 2920, 3640, 3796, 4088, 4745, 5110, 6643, 7592, 7757, 9490, 10220, 13286, 15514, 18980, 20440, 26572, 31028, 33215, 37960, 38785, 53144, 54299, 62056, 66430, 77570, 100841, 108598, 132860, 155140, 201682, 217196, 265720, 271495, 310280, 403364, 434392, 504205, 542990, 566261, 705887, 806728, 1008410, 1085980, 1132522, 1411774, 2016820, 2171960, 2265044, 2823548, 2831305, 3529435, 3963827, 4033640, 4530088, 5647096, 5662610, 7058870, 7361393, 7927654, 11325220, 14117740, 14722786, 15855308, 19819135, 22650440, 28235480, 29445572, 31710616, 36806965, 39638270, 51529751, 58891144, 73613930, 79276540, 103059502, 147227860, 158553080, 206119004, 257648755, 294455720, 412238008, 515297510, 1030595020, 2061190040]

約数ペア:

[(1, 2061190040), (2, 1030595020), (4, 515297510), (5, 412238008), (7, 294455720), (8, 257648755), (10, 206119004), (13, 158553080), (14, 147227860), (20, 103059502), (26, 79276540), (28, 73613930), (35, 58891144), (40, 51529751), (52, 39638270), (56, 36806965), (65, 31710616), (70, 29445572), (73, 28235480), (91, 22650440), (104, 19819135), (130, 15855308), (140, 14722786), (146, 14117740), (182, 11325220), (260, 7927654), (280, 7361393), (292, 7058870), (364, 5662610), (365, 5647096), (455, 4530088), (511, 4033640), (520, 3963827), (584, 3529435), (728, 2831305), (730, 2823548), (910, 2265044), (949, 2171960), (1022, 2016820), (1460, 1411774), (1820, 1132522), (1898, 1085980), (2044, 1008410), (2555, 806728), (2920, 705887), (3640, 566261), (3796, 542990), (4088, 504205), (4745, 434392), (5110, 403364), (6643, 310280), (7592, 271495), (7757, 265720), (9490, 217196), (10220, 201682), (13286, 155140), (15514, 132860), (18980, 108598), (20440, 100841), (26572, 77570), (31028, 66430), (33215, 62056), (37960, 54299), (38785, 53144)]