8288080

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 19400544

約数和(自身を除く): 11112464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 491, 844, 982, 1055, 1688, 1964, 2110, 2455, 3376, 3928, 4220, 4910, 7856, 8440, 9820, 16880, 19640, 39280, 103601, 207202, 414404, 518005, 828808, 1036010, 1657616, 2072020, 4144040, 8288080]

約数ペア:

[(1, 8288080), (2, 4144040), (4, 2072020), (5, 1657616), (8, 1036010), (10, 828808), (16, 518005), (20, 414404), (40, 207202), (80, 103601), (211, 39280), (422, 19640), (491, 16880), (844, 9820), (982, 8440), (1055, 7856), (1688, 4910), (1964, 4220), (2110, 3928), (2455, 3376)]