493545880

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{58477}}^1$

素因数の和:58699

約数の個数: 32

約数和(自身を含む): 1115760240

約数和(自身を除く): 622214360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 58477, 116954, 233908, 292385, 467816, 584770, 1169540, 2339080, 12338647, 24677294, 49354588, 61693235, 98709176, 123386470, 246772940, 493545880]

約数ペア:

[(1, 493545880), (2, 246772940), (4, 123386470), (5, 98709176), (8, 61693235), (10, 49354588), (20, 24677294), (40, 12338647), (211, 2339080), (422, 1169540), (844, 584770), (1055, 467816), (1688, 292385), (2110, 233908), (4220, 116954), (8440, 58477)]