2556223480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{875419}}^1$

素因数の和:875503

約数の個数: 32

約数和(自身を含む): 5830297200

約数和(自身を除く): 3274073720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 875419, 1750838, 3501676, 4377095, 7003352, 8754190, 17508380, 35016760, 63905587, 127811174, 255622348, 319527935, 511244696, 639055870, 1278111740, 2556223480]

約数ペア:

[(1, 2556223480), (2, 1278111740), (4, 639055870), (5, 511244696), (8, 319527935), (10, 255622348), (20, 127811174), (40, 63905587), (73, 35016760), (146, 17508380), (292, 8754190), (365, 7003352), (584, 4377095), (730, 3501676), (1460, 1750838), (2920, 875419)]