1407400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 3392640

約数和(自身を除く): 1985240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 227, 248, 310, 454, 620, 775, 908, 1135, 1240, 1550, 1816, 2270, 3100, 4540, 5675, 6200, 7037, 9080, 11350, 14074, 22700, 28148, 35185, 45400, 56296, 70370, 140740, 175925, 281480, 351850, 703700, 1407400]

約数ペア:

[(1, 1407400), (2, 703700), (4, 351850), (5, 281480), (8, 175925), (10, 140740), (20, 70370), (25, 56296), (31, 45400), (40, 35185), (50, 28148), (62, 22700), (100, 14074), (124, 11350), (155, 9080), (200, 7037), (227, 6200), (248, 5675), (310, 4540), (454, 3100), (620, 2270), (775, 1816), (908, 1550), (1135, 1240)]