25540440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{212837}}^1$

素因数の和:212851

約数の個数: 32

約数和(自身を含む): 76621680

約数和(自身を除く): 51081240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 212837, 425674, 638511, 851348, 1064185, 1277022, 1702696, 2128370, 2554044, 3192555, 4256740, 5108088, 6385110, 8513480, 12770220, 25540440]

約数ペア:

[(1, 25540440), (2, 12770220), (3, 8513480), (4, 6385110), (5, 5108088), (6, 4256740), (8, 3192555), (10, 2554044), (12, 2128370), (15, 1702696), (20, 1277022), (24, 1064185), (30, 851348), (40, 638511), (60, 425674), (120, 212837)]