18728520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{156071}}^1$

素因数の和:156085

約数の個数: 32

約数和(自身を含む): 56185920

約数和(自身を除く): 37457400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 156071, 312142, 468213, 624284, 780355, 936426, 1248568, 1560710, 1872852, 2341065, 3121420, 3745704, 4682130, 6242840, 9364260, 18728520]

約数ペア:

[(1, 18728520), (2, 9364260), (3, 6242840), (4, 4682130), (5, 3745704), (6, 3121420), (8, 2341065), (10, 1872852), (12, 1560710), (15, 1248568), (20, 936426), (24, 780355), (30, 624284), (40, 468213), (60, 312142), (120, 156071)]