40210520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143609}}^1$

素因数の和:143627

約数の個数: 32

約数和(自身を含む): 103399200

約数和(自身を除く): 63188680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143609, 287218, 574436, 718045, 1005263, 1148872, 1436090, 2010526, 2872180, 4021052, 5026315, 5744360, 8042104, 10052630, 20105260, 40210520]

約数ペア:

[(1, 40210520), (2, 20105260), (4, 10052630), (5, 8042104), (7, 5744360), (8, 5026315), (10, 4021052), (14, 2872180), (20, 2010526), (28, 1436090), (35, 1148872), (40, 1005263), (56, 718045), (70, 574436), (140, 287218), (280, 143609)]