22779640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 56064960

約数和(自身を除く): 33285320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 617, 710, 923, 1234, 1420, 1846, 2468, 2840, 3085, 3692, 4615, 4936, 6170, 7384, 8021, 9230, 12340, 16042, 18460, 24680, 32084, 36920, 40105, 43807, 64168, 80210, 87614, 160420, 175228, 219035, 320840, 350456, 438070, 569491, 876140, 1138982, 1752280, 2277964, 2847455, 4555928, 5694910, 11389820, 22779640]

約数ペア:

[(1, 22779640), (2, 11389820), (4, 5694910), (5, 4555928), (8, 2847455), (10, 2277964), (13, 1752280), (20, 1138982), (26, 876140), (40, 569491), (52, 438070), (65, 350456), (71, 320840), (104, 219035), (130, 175228), (142, 160420), (260, 87614), (284, 80210), (355, 64168), (520, 43807), (568, 40105), (617, 36920), (710, 32084), (923, 24680), (1234, 18460), (1420, 16042), (1846, 12340), (2468, 9230), (2840, 8021), (3085, 7384), (3692, 6170), (4615, 4936)]