2249740

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 4756752

約数和(自身を除く): 2507012

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 571, 788, 985, 1142, 1970, 2284, 2855, 3940, 5710, 11420, 112487, 224974, 449948, 562435, 1124870, 2249740]

約数ペア:

[(1, 2249740), (2, 1124870), (4, 562435), (5, 449948), (10, 224974), (20, 112487), (197, 11420), (394, 5710), (571, 3940), (788, 2855), (985, 2284), (1142, 1970)]