18908520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157571}}^1$

素因数の和:157585

約数の個数: 32

約数和(自身を含む): 56725920

約数和(自身を除く): 37817400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157571, 315142, 472713, 630284, 787855, 945426, 1260568, 1575710, 1890852, 2363565, 3151420, 3781704, 4727130, 6302840, 9454260, 18908520]

約数ペア:

[(1, 18908520), (2, 9454260), (3, 6302840), (4, 4727130), (5, 3781704), (6, 3151420), (8, 2363565), (10, 1890852), (12, 1575710), (15, 1260568), (20, 945426), (24, 787855), (30, 630284), (40, 472713), (60, 315142), (120, 157571)]