40715320

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2267}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 91854000

約数和(自身を除く): 51138680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 2267, 3592, 4490, 4534, 8980, 9068, 11335, 17960, 18136, 22670, 45340, 90680, 1017883, 2035766, 4071532, 5089415, 8143064, 10178830, 20357660, 40715320]

約数ペア:

[(1, 40715320), (2, 20357660), (4, 10178830), (5, 8143064), (8, 5089415), (10, 4071532), (20, 2035766), (40, 1017883), (449, 90680), (898, 45340), (1796, 22670), (2245, 18136), (2267, 17960), (3592, 11335), (4490, 9068), (4534, 8980)]