298317820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{3623}}^1$

素因数の和:3834

約数の個数: 48

約数和(自身を含む): 657538560

約数和(自身を除く): 359220740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 179, 230, 358, 460, 716, 895, 1790, 3580, 3623, 4117, 7246, 8234, 14492, 16468, 18115, 20585, 36230, 41170, 72460, 82340, 83329, 166658, 333316, 416645, 648517, 833290, 1297034, 1666580, 2594068, 3242585, 6485170, 12970340, 14915891, 29831782, 59663564, 74579455, 149158910, 298317820]

約数ペア:

[(1, 298317820), (2, 149158910), (4, 74579455), (5, 59663564), (10, 29831782), (20, 14915891), (23, 12970340), (46, 6485170), (92, 3242585), (115, 2594068), (179, 1666580), (230, 1297034), (358, 833290), (460, 648517), (716, 416645), (895, 333316), (1790, 166658), (3580, 83329), (3623, 82340), (4117, 72460), (7246, 41170), (8234, 36230), (14492, 20585), (16468, 18115)]