13281460

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1163}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 27963936

約数和(自身を除く): 14682476

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1163, 2284, 2326, 2855, 4652, 5710, 5815, 11420, 11630, 23260, 664073, 1328146, 2656292, 3320365, 6640730, 13281460]

約数ペア:

[(1, 13281460), (2, 6640730), (4, 3320365), (5, 2656292), (10, 1328146), (20, 664073), (571, 23260), (1142, 11630), (1163, 11420), (2284, 5815), (2326, 5710), (2855, 4652)]