880060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 1874880

約数和(自身を除く): 994820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 557, 790, 1114, 1580, 2228, 2785, 5570, 11140, 44003, 88006, 176012, 220015, 440030, 880060]

約数ペア:

[(1, 880060), (2, 440030), (4, 220015), (5, 176012), (10, 88006), (20, 44003), (79, 11140), (158, 5570), (316, 2785), (395, 2228), (557, 1580), (790, 1114)]