56717680

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1579}}^1$

素因数の和:2041

約数の個数: 40

約数和(自身を含む): 132246000

約数和(自身を除く): 75528320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1579, 1796, 2245, 3158, 3592, 4490, 6316, 7184, 7895, 8980, 12632, 15790, 17960, 25264, 31580, 35920, 63160, 126320, 708971, 1417942, 2835884, 3544855, 5671768, 7089710, 11343536, 14179420, 28358840, 56717680]

約数ペア:

[(1, 56717680), (2, 28358840), (4, 14179420), (5, 11343536), (8, 7089710), (10, 5671768), (16, 3544855), (20, 2835884), (40, 1417942), (80, 708971), (449, 126320), (898, 63160), (1579, 35920), (1796, 31580), (2245, 25264), (3158, 17960), (3592, 15790), (4490, 12632), (6316, 8980), (7184, 7895)]