2040291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{2621}}^1$

素因数の和:3147

約数の個数: 128

約数和(自身を含む): 6607440000

約数和(自身を除く): 4567148760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 499, 520, 780, 998, 1497, 1560, 1996, 2495, 2621, 2994, 3992, 4990, 5242, 5988, 6487, 7485, 7863, 9980, 10484, 11976, 12974, 13105, 14970, 15726, 19461, 19960, 20968, 25948, 26210, 29940, 31452, 32435, 34073, 38922, 39315, 51896, 52420, 59880, 62904, 64870, 68146, 77844, 78630, 97305, 102219, 104840, 129740, 136292, 155688, 157260, 170365, 194610, 204438, 259480, 272584, 314520, 340730, 389220, 408876, 511095, 681460, 778440, 817752, 1022190, 1307879, 1362920, 2044380, 2615758, 3923637, 4088760, 5231516, 6539395, 7847274, 10463032, 13078790, 15694548, 17002427, 19618185, 26157580, 31389096, 34004854, 39236370, 51007281, 52315160, 68009708, 78472740, 85012135, 102014562, 136019416, 156945480, 170024270, 204029124, 255036405, 340048540, 408058248, 510072810, 680097080, 1020145620, 2040291240]

約数ペア:

[(1, 2040291240), (2, 1020145620), (3, 680097080), (4, 510072810), (5, 408058248), (6, 340048540), (8, 255036405), (10, 204029124), (12, 170024270), (13, 156945480), (15, 136019416), (20, 102014562), (24, 85012135), (26, 78472740), (30, 68009708), (39, 52315160), (40, 51007281), (52, 39236370), (60, 34004854), (65, 31389096), (78, 26157580), (104, 19618185), (120, 17002427), (130, 15694548), (156, 13078790), (195, 10463032), (260, 7847274), (312, 6539395), (390, 5231516), (499, 4088760), (520, 3923637), (780, 2615758), (998, 2044380), (1497, 1362920), (1560, 1307879), (1996, 1022190), (2495, 817752), (2621, 778440), (2994, 681460), (3992, 511095), (4990, 408876), (5242, 389220), (5988, 340730), (6487, 314520), (7485, 272584), (7863, 259480), (9980, 204438), (10484, 194610), (11976, 170365), (12974, 157260), (13105, 155688), (14970, 136292), (15726, 129740), (19461, 104840), (19960, 102219), (20968, 97305), (25948, 78630), (26210, 77844), (29940, 68146), (31452, 64870), (32435, 62904), (34073, 59880), (38922, 52420), (39315, 51896)]