2017719960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{391031}}^1$

素因数の和:391088

約数の個数: 64

約数和(自身を含む): 6193946880

約数和(自身を除く): 4176226920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 391031, 782062, 1173093, 1564124, 1955155, 2346186, 3128248, 3910310, 4692372, 5865465, 7820620, 9384744, 11730930, 15641240, 16814333, 23461860, 33628666, 46923720, 50442999, 67257332, 84071665, 100885998, 134514664, 168143330, 201771996, 252214995, 336286660, 403543992, 504429990, 672573320, 1008859980, 2017719960]

約数ペア:

[(1, 2017719960), (2, 1008859980), (3, 672573320), (4, 504429990), (5, 403543992), (6, 336286660), (8, 252214995), (10, 201771996), (12, 168143330), (15, 134514664), (20, 100885998), (24, 84071665), (30, 67257332), (40, 50442999), (43, 46923720), (60, 33628666), (86, 23461860), (120, 16814333), (129, 15641240), (172, 11730930), (215, 9384744), (258, 7820620), (344, 5865465), (430, 4692372), (516, 3910310), (645, 3128248), (860, 2346186), (1032, 1955155), (1290, 1564124), (1720, 1173093), (2580, 782062), (5160, 391031)]