2013238520

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{103349}}^1$

素因数の和:103847

約数の個数: 32

約数和(自身を含む): 4539132000

約数和(自身を除く): 2525893480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 9740, 19480, 103349, 206698, 413396, 516745, 826792, 1033490, 2066980, 4133960, 50330963, 100661926, 201323852, 251654815, 402647704, 503309630, 1006619260, 2013238520]

約数ペア:

[(1, 2013238520), (2, 1006619260), (4, 503309630), (5, 402647704), (8, 251654815), (10, 201323852), (20, 100661926), (40, 50330963), (487, 4133960), (974, 2066980), (1948, 1033490), (2435, 826792), (3896, 516745), (4870, 413396), (9740, 206698), (19480, 103349)]