12470800

素因数分解:

$2^4\times 5^2\times {\mathrm{31177}}^1$

素因数の和:31195

約数の個数: 30

約数和(自身を含む): 29962058

約数和(自身を除く): 17491258

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 31177, 62354, 124708, 155885, 249416, 311770, 498832, 623540, 779425, 1247080, 1558850, 2494160, 3117700, 6235400, 12470800]

約数ペア:

[(1, 12470800), (2, 6235400), (4, 3117700), (5, 2494160), (8, 1558850), (10, 1247080), (16, 779425), (20, 623540), (25, 498832), (40, 311770), (50, 249416), (80, 155885), (100, 124708), (200, 62354), (400, 31177)]