20137243580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1\times {\mathrm{22291}}^1$

素因数の和:24974

約数の個数: 48

約数和(自身を含む): 44794614816

約数和(自身を除く): 24657371236

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2657, 5314, 10628, 13285, 22291, 26570, 44582, 45169, 53140, 89164, 90338, 111455, 180676, 222910, 225845, 378947, 445820, 451690, 757894, 903380, 1515788, 1894735, 3789470, 7578940, 59227187, 118454374, 236908748, 296135935, 592271870, 1006862179, 1184543740, 2013724358, 4027448716, 5034310895, 10068621790, 20137243580]

約数ペア:

[(1, 20137243580), (2, 10068621790), (4, 5034310895), (5, 4027448716), (10, 2013724358), (17, 1184543740), (20, 1006862179), (34, 592271870), (68, 296135935), (85, 236908748), (170, 118454374), (340, 59227187), (2657, 7578940), (5314, 3789470), (10628, 1894735), (13285, 1515788), (22291, 903380), (26570, 757894), (44582, 451690), (45169, 445820), (53140, 378947), (89164, 225845), (90338, 222910), (111455, 180676)]