8153840

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{449}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 19083600

約数和(自身を除く): 10929760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 449, 454, 898, 908, 1135, 1796, 1816, 2245, 2270, 3592, 3632, 4490, 4540, 7184, 8980, 9080, 17960, 18160, 35920, 101923, 203846, 407692, 509615, 815384, 1019230, 1630768, 2038460, 4076920, 8153840]

約数ペア:

[(1, 8153840), (2, 4076920), (4, 2038460), (5, 1630768), (8, 1019230), (10, 815384), (16, 509615), (20, 407692), (40, 203846), (80, 101923), (227, 35920), (449, 18160), (454, 17960), (898, 9080), (908, 8980), (1135, 7184), (1796, 4540), (1816, 4490), (2245, 3632), (2270, 3592)]