640929384

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{217117}}^1$

素因数の和:217170

約数の個数: 48

約数和(自身を含む): 1778196420

約数和(自身を除く): 1137267036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 217117, 434234, 651351, 868468, 1302702, 1736936, 1954053, 2605404, 3908106, 5210808, 7816212, 8901797, 15632424, 17803594, 26705391, 35607188, 53410782, 71214376, 80116173, 106821564, 160232346, 213643128, 320464692, 640929384]

約数ペア:

[(1, 640929384), (2, 320464692), (3, 213643128), (4, 160232346), (6, 106821564), (8, 80116173), (9, 71214376), (12, 53410782), (18, 35607188), (24, 26705391), (36, 17803594), (41, 15632424), (72, 8901797), (82, 7816212), (123, 5210808), (164, 3908106), (246, 2605404), (328, 1954053), (369, 1736936), (492, 1302702), (738, 868468), (984, 651351), (1476, 434234), (2952, 217117)]