1901432830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 4088309760

約数和(自身を除く): 2186876930

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 61, 79, 85, 110, 122, 158, 170, 187, 211, 305, 374, 395, 422, 610, 671, 790, 869, 935, 1037, 1055, 1342, 1343, 1738, 1870, 2074, 2110, 2321, 2686, 3355, 3587, 4345, 4642, 4819, 5185, 6710, 6715, 7174, 8690, 9638, 10370, 11407, 11605, 12871, 13430, 14773, 16669, 17935, 22814, 23210, 24095, 25742, 29546, 33338, 35870, 39457, 48190, 53009, 57035, 64355, 73865, 78914, 81923, 83345, 106018, 114070, 128710, 141581, 147730, 163846, 166690, 183359, 197285, 218807, 265045, 283162, 283373, 366718, 394570, 409615, 437614, 530090, 566746, 707905, 819230, 901153, 916795, 1016809, 1094035, 1415810, 1416865, 1802306, 1833590, 2033618, 2188070, 2406877, 2833730, 3117103, 4505765, 4813754, 5084045, 6234206, 9011530, 10168090, 11184899, 12034385, 15585515, 17285753, 22369798, 24068770, 31171030, 34571506, 55924495, 86428765, 111848990, 172857530, 190143283, 380286566, 950716415, 1901432830]

約数ペア:

[(1, 1901432830), (2, 950716415), (5, 380286566), (10, 190143283), (11, 172857530), (17, 111848990), (22, 86428765), (34, 55924495), (55, 34571506), (61, 31171030), (79, 24068770), (85, 22369798), (110, 17285753), (122, 15585515), (158, 12034385), (170, 11184899), (187, 10168090), (211, 9011530), (305, 6234206), (374, 5084045), (395, 4813754), (422, 4505765), (610, 3117103), (671, 2833730), (790, 2406877), (869, 2188070), (935, 2033618), (1037, 1833590), (1055, 1802306), (1342, 1416865), (1343, 1415810), (1738, 1094035), (1870, 1016809), (2074, 916795), (2110, 901153), (2321, 819230), (2686, 707905), (3355, 566746), (3587, 530090), (4345, 437614), (4642, 409615), (4819, 394570), (5185, 366718), (6710, 283373), (6715, 283162), (7174, 265045), (8690, 218807), (9638, 197285), (10370, 183359), (11407, 166690), (11605, 163846), (12871, 147730), (13430, 141581), (14773, 128710), (16669, 114070), (17935, 106018), (22814, 83345), (23210, 81923), (24095, 78914), (25742, 73865), (29546, 64355), (33338, 57035), (35870, 53009), (39457, 48190)]