18879240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157327}}^1$

素因数の和:157341

約数の個数: 32

約数和(自身を含む): 56638080

約数和(自身を除く): 37758840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157327, 314654, 471981, 629308, 786635, 943962, 1258616, 1573270, 1887924, 2359905, 3146540, 3775848, 4719810, 6293080, 9439620, 18879240]

約数ペア:

[(1, 18879240), (2, 9439620), (3, 6293080), (4, 4719810), (5, 3775848), (6, 3146540), (8, 2359905), (10, 1887924), (12, 1573270), (15, 1258616), (20, 943962), (24, 786635), (30, 629308), (40, 471981), (60, 314654), (120, 157327)]