2920808540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{3307}}^1$

素因数の和:3451

約数の個数: 96

約数和(自身を含む): 6846766080

約数和(自身を除く): 3925957540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 79, 86, 130, 158, 172, 215, 260, 316, 395, 430, 559, 790, 860, 1027, 1118, 1580, 2054, 2236, 2795, 3307, 3397, 4108, 5135, 5590, 6614, 6794, 10270, 11180, 13228, 13588, 16535, 16985, 20540, 33070, 33970, 42991, 44161, 66140, 67940, 85982, 88322, 142201, 171964, 176644, 214955, 220805, 261253, 284402, 429910, 441610, 522506, 568804, 711005, 859820, 883220, 1045012, 1306265, 1422010, 1848613, 2612530, 2844020, 3396289, 3697226, 5225060, 6792578, 7394452, 9243065, 11233879, 13585156, 16981445, 18486130, 22467758, 33962890, 36972260, 44935516, 56169395, 67925780, 112338790, 146040427, 224677580, 292080854, 584161708, 730202135, 1460404270, 2920808540]

約数ペア:

[(1, 2920808540), (2, 1460404270), (4, 730202135), (5, 584161708), (10, 292080854), (13, 224677580), (20, 146040427), (26, 112338790), (43, 67925780), (52, 56169395), (65, 44935516), (79, 36972260), (86, 33962890), (130, 22467758), (158, 18486130), (172, 16981445), (215, 13585156), (260, 11233879), (316, 9243065), (395, 7394452), (430, 6792578), (559, 5225060), (790, 3697226), (860, 3396289), (1027, 2844020), (1118, 2612530), (1580, 1848613), (2054, 1422010), (2236, 1306265), (2795, 1045012), (3307, 883220), (3397, 859820), (4108, 711005), (5135, 568804), (5590, 522506), (6614, 441610), (6794, 429910), (10270, 284402), (11180, 261253), (13228, 220805), (13588, 214955), (16535, 176644), (16985, 171964), (20540, 142201), (33070, 88322), (33970, 85982), (42991, 67940), (44161, 66140)]