2026702340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{1249}}^1$

素因数の和:1429

約数の個数: 72

約数和(自身を含む): 4645935000

約数和(自身を除く): 2619232660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1249, 1580, 2054, 2498, 4108, 4996, 5135, 6241, 6245, 10270, 12482, 12490, 16237, 20540, 24964, 24980, 31205, 32474, 62410, 64948, 81133, 81185, 98671, 124820, 162266, 162370, 197342, 324532, 324740, 394684, 405665, 493355, 811330, 986710, 1282723, 1622660, 1973420, 2565446, 5130892, 6413615, 7795009, 12827230, 15590018, 25654460, 31180036, 38975045, 77950090, 101335117, 155900180, 202670234, 405340468, 506675585, 1013351170, 2026702340]

約数ペア:

[(1, 2026702340), (2, 1013351170), (4, 506675585), (5, 405340468), (10, 202670234), (13, 155900180), (20, 101335117), (26, 77950090), (52, 38975045), (65, 31180036), (79, 25654460), (130, 15590018), (158, 12827230), (260, 7795009), (316, 6413615), (395, 5130892), (790, 2565446), (1027, 1973420), (1249, 1622660), (1580, 1282723), (2054, 986710), (2498, 811330), (4108, 493355), (4996, 405665), (5135, 394684), (6241, 324740), (6245, 324532), (10270, 197342), (12482, 162370), (12490, 162266), (16237, 124820), (20540, 98671), (24964, 81185), (24980, 81133), (31205, 64948), (32474, 62410)]