20168520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168071}}^1$

素因数の和:168085

約数の個数: 32

約数和(自身を含む): 60505920

約数和(自身を除く): 40337400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168071, 336142, 504213, 672284, 840355, 1008426, 1344568, 1680710, 2016852, 2521065, 3361420, 4033704, 5042130, 6722840, 10084260, 20168520]

約数ペア:

[(1, 20168520), (2, 10084260), (3, 6722840), (4, 5042130), (5, 4033704), (6, 3361420), (8, 2521065), (10, 2016852), (12, 1680710), (15, 1344568), (20, 1008426), (24, 840355), (30, 672284), (40, 504213), (60, 336142), (120, 168071)]