22153840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8933}}^1$

素因数の和:8977

約数の個数: 40

約数和(自身を含む): 53175168

約数和(自身を除く): 31021328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 8933, 17866, 35732, 44665, 71464, 89330, 142928, 178660, 276923, 357320, 553846, 714640, 1107692, 1384615, 2215384, 2769230, 4430768, 5538460, 11076920, 22153840]

約数ペア:

[(1, 22153840), (2, 11076920), (4, 5538460), (5, 4430768), (8, 2769230), (10, 2215384), (16, 1384615), (20, 1107692), (31, 714640), (40, 553846), (62, 357320), (80, 276923), (124, 178660), (155, 142928), (248, 89330), (310, 71464), (496, 44665), (620, 35732), (1240, 17866), (2480, 8933)]