40570720

素因数分解:

$2^5\times 5^1\times {\mathrm{253567}}^1$

素因数の和:253582

約数の個数: 24

約数和(自身を含む): 95848704

約数和(自身を除く): 55277984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253567, 507134, 1014268, 1267835, 2028536, 2535670, 4057072, 5071340, 8114144, 10142680, 20285360, 40570720]

約数ペア:

[(1, 40570720), (2, 20285360), (4, 10142680), (5, 8114144), (8, 5071340), (10, 4057072), (16, 2535670), (20, 2028536), (32, 1267835), (40, 1014268), (80, 507134), (160, 253567)]