20024060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{509}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 48323520

約数和(自身を除く): 28299460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 509, 562, 1018, 1124, 1405, 1967, 2036, 2545, 2810, 3563, 3934, 5090, 5620, 7126, 7868, 9835, 10180, 14252, 17815, 19670, 35630, 39340, 71260, 143029, 286058, 572116, 715145, 1001203, 1430290, 2002406, 2860580, 4004812, 5006015, 10012030, 20024060]

約数ペア:

[(1, 20024060), (2, 10012030), (4, 5006015), (5, 4004812), (7, 2860580), (10, 2002406), (14, 1430290), (20, 1001203), (28, 715145), (35, 572116), (70, 286058), (140, 143029), (281, 71260), (509, 39340), (562, 35630), (1018, 19670), (1124, 17815), (1405, 14252), (1967, 10180), (2036, 9835), (2545, 7868), (2810, 7126), (3563, 5620), (3934, 5090)]