868432820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{3323}}^1$

素因数の和:3584

約数の個数: 48

約数和(自身を含む): 1859578560

約数和(自身を除く): 991145740

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 179, 292, 358, 365, 716, 730, 895, 1460, 1790, 3323, 3580, 6646, 13067, 13292, 16615, 26134, 33230, 52268, 65335, 66460, 130670, 242579, 261340, 485158, 594817, 970316, 1189634, 1212895, 2379268, 2425790, 2974085, 4851580, 5948170, 11896340, 43421641, 86843282, 173686564, 217108205, 434216410, 868432820]

約数ペア:

[(1, 868432820), (2, 434216410), (4, 217108205), (5, 173686564), (10, 86843282), (20, 43421641), (73, 11896340), (146, 5948170), (179, 4851580), (292, 2974085), (358, 2425790), (365, 2379268), (716, 1212895), (730, 1189634), (895, 970316), (1460, 594817), (1790, 485158), (3323, 261340), (3580, 242579), (6646, 130670), (13067, 66460), (13292, 65335), (16615, 52268), (26134, 33230)]