2040393890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3797}}^1$

素因数の和:3959

約数の個数: 64

約数和(自身を含む): 4060821600

約数和(自身を除く): 2020427710

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 109, 145, 170, 218, 290, 493, 545, 986, 1090, 1853, 2465, 3161, 3706, 3797, 4930, 6322, 7594, 9265, 15805, 18530, 18985, 31610, 37970, 53737, 64549, 107474, 110113, 129098, 220226, 268685, 322745, 413873, 537370, 550565, 645490, 827746, 1101130, 1871921, 2069365, 3743842, 4138730, 7035841, 9359605, 12002317, 14071682, 18719210, 24004634, 35179205, 60011585, 70358410, 120023170, 204039389, 408078778, 1020196945, 2040393890]

約数ペア:

[(1, 2040393890), (2, 1020196945), (5, 408078778), (10, 204039389), (17, 120023170), (29, 70358410), (34, 60011585), (58, 35179205), (85, 24004634), (109, 18719210), (145, 14071682), (170, 12002317), (218, 9359605), (290, 7035841), (493, 4138730), (545, 3743842), (986, 2069365), (1090, 1871921), (1853, 1101130), (2465, 827746), (3161, 645490), (3706, 550565), (3797, 537370), (4930, 413873), (6322, 322745), (7594, 268685), (9265, 220226), (15805, 129098), (18530, 110113), (18985, 107474), (31610, 64549), (37970, 53737)]