20175155620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1\times {\mathrm{11177}}^1$

素因数の和:16512

約数の個数: 48

約数和(自身を含む): 44872516080

約数和(自身を除く): 24697360460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5309, 10618, 11177, 21236, 22354, 26545, 44708, 53090, 55885, 90253, 106180, 111770, 180506, 190009, 223540, 361012, 380018, 451265, 760036, 902530, 950045, 1805060, 1900090, 3800180, 59338693, 118677386, 237354772, 296693465, 593386930, 1008757781, 1186773860, 2017515562, 4035031124, 5043788905, 10087577810, 20175155620]

約数ペア:

[(1, 20175155620), (2, 10087577810), (4, 5043788905), (5, 4035031124), (10, 2017515562), (17, 1186773860), (20, 1008757781), (34, 593386930), (68, 296693465), (85, 237354772), (170, 118677386), (340, 59338693), (5309, 3800180), (10618, 1900090), (11177, 1805060), (21236, 950045), (22354, 902530), (26545, 760036), (44708, 451265), (53090, 380018), (55885, 361012), (90253, 223540), (106180, 190009), (111770, 180506)]