19572160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2021

約数の個数: 56

約数和(自身を含む): 48134016

約数和(自身を除く): 28561856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1973, 1984, 2480, 3946, 4960, 7892, 9865, 9920, 15784, 19730, 31568, 39460, 61163, 63136, 78920, 122326, 126272, 157840, 244652, 305815, 315680, 489304, 611630, 631360, 978608, 1223260, 1957216, 2446520, 3914432, 4893040, 9786080, 19572160]

約数ペア:

[(1, 19572160), (2, 9786080), (4, 4893040), (5, 3914432), (8, 2446520), (10, 1957216), (16, 1223260), (20, 978608), (31, 631360), (32, 611630), (40, 489304), (62, 315680), (64, 305815), (80, 244652), (124, 157840), (155, 126272), (160, 122326), (248, 78920), (310, 63136), (320, 61163), (496, 39460), (620, 31568), (992, 19730), (1240, 15784), (1973, 9920), (1984, 9865), (2480, 7892), (3946, 4960)]