39960080

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1093}}^1$

素因数の和:1563

約数の個数: 40

約数和(自身を含む): 93195672

約数和(自身を除く): 53235592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 914, 1093, 1828, 2186, 2285, 3656, 4372, 4570, 5465, 7312, 8744, 9140, 10930, 17488, 18280, 21860, 36560, 43720, 87440, 499501, 999002, 1998004, 2497505, 3996008, 4995010, 7992016, 9990020, 19980040, 39960080]

約数ペア:

[(1, 39960080), (2, 19980040), (4, 9990020), (5, 7992016), (8, 4995010), (10, 3996008), (16, 2497505), (20, 1998004), (40, 999002), (80, 499501), (457, 87440), (914, 43720), (1093, 36560), (1828, 21860), (2186, 18280), (2285, 17488), (3656, 10930), (4372, 9140), (4570, 8744), (5465, 7312)]