42486920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 113578200

約数和(自身を除く): 71091280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 196, 212, 245, 265, 280, 371, 392, 409, 424, 490, 530, 742, 818, 980, 1060, 1484, 1636, 1855, 1960, 2045, 2120, 2597, 2863, 2968, 3272, 3710, 4090, 5194, 5726, 7420, 8180, 10388, 11452, 12985, 14315, 14840, 16360, 20041, 20776, 21677, 22904, 25970, 28630, 40082, 43354, 51940, 57260, 80164, 86708, 100205, 103880, 108385, 114520, 151739, 160328, 173416, 200410, 216770, 303478, 400820, 433540, 606956, 758695, 801640, 867080, 1062173, 1213912, 1517390, 2124346, 3034780, 4248692, 5310865, 6069560, 8497384, 10621730, 21243460, 42486920]

約数ペア:

[(1, 42486920), (2, 21243460), (4, 10621730), (5, 8497384), (7, 6069560), (8, 5310865), (10, 4248692), (14, 3034780), (20, 2124346), (28, 1517390), (35, 1213912), (40, 1062173), (49, 867080), (53, 801640), (56, 758695), (70, 606956), (98, 433540), (106, 400820), (140, 303478), (196, 216770), (212, 200410), (245, 173416), (265, 160328), (280, 151739), (371, 114520), (392, 108385), (409, 103880), (424, 100205), (490, 86708), (530, 80164), (742, 57260), (818, 51940), (980, 43354), (1060, 40082), (1484, 28630), (1636, 25970), (1855, 22904), (1960, 21677), (2045, 20776), (2120, 20041), (2597, 16360), (2863, 14840), (2968, 14315), (3272, 12985), (3710, 11452), (4090, 10388), (5194, 8180), (5726, 7420)]