20187576880

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4277029}}^1$

素因数の和:4277101

約数の個数: 40

約数和(自身を含む): 47731654800

約数和(自身を除く): 27544077920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 4277029, 8554058, 17108116, 21385145, 34216232, 42770290, 68432464, 85540580, 171081160, 252344711, 342162320, 504689422, 1009378844, 1261723555, 2018757688, 2523447110, 4037515376, 5046894220, 10093788440, 20187576880]

約数ペア:

[(1, 20187576880), (2, 10093788440), (4, 5046894220), (5, 4037515376), (8, 2523447110), (10, 2018757688), (16, 1261723555), (20, 1009378844), (40, 504689422), (59, 342162320), (80, 252344711), (118, 171081160), (236, 85540580), (295, 68432464), (472, 42770290), (590, 34216232), (944, 21385145), (1180, 17108116), (2360, 8554058), (4720, 4277029)]