13570420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 30481920

約数和(自身を除く): 16911500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 239, 334, 340, 478, 668, 835, 956, 1195, 1670, 2390, 2839, 3340, 4063, 4780, 5678, 8126, 11356, 14195, 16252, 20315, 28390, 39913, 40630, 56780, 79826, 81260, 159652, 199565, 399130, 678521, 798260, 1357042, 2714084, 3392605, 6785210, 13570420]

約数ペア:

[(1, 13570420), (2, 6785210), (4, 3392605), (5, 2714084), (10, 1357042), (17, 798260), (20, 678521), (34, 399130), (68, 199565), (85, 159652), (167, 81260), (170, 79826), (239, 56780), (334, 40630), (340, 39913), (478, 28390), (668, 20315), (835, 16252), (956, 14195), (1195, 11356), (1670, 8126), (2390, 5678), (2839, 4780), (3340, 4063)]