288416680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{63809}}^1$

素因数の和:63933

約数の個数: 32

約数和(自身を含む): 654690600

約数和(自身を除く): 366273920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 63809, 127618, 255236, 319045, 510472, 638090, 1276180, 2552360, 7210417, 14420834, 28841668, 36052085, 57683336, 72104170, 144208340, 288416680]

約数ペア:

[(1, 288416680), (2, 144208340), (4, 72104170), (5, 57683336), (8, 36052085), (10, 28841668), (20, 14420834), (40, 7210417), (113, 2552360), (226, 1276180), (452, 638090), (565, 510472), (904, 319045), (1130, 255236), (2260, 127618), (4520, 63809)]