8984780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 22317120

約数和(自身を除く): 13332340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 2213, 4060, 4426, 8852, 11065, 15491, 22130, 30982, 44260, 61964, 64177, 77455, 128354, 154910, 256708, 309820, 320885, 449239, 641770, 898478, 1283540, 1796956, 2246195, 4492390, 8984780]

約数ペア:

[(1, 8984780), (2, 4492390), (4, 2246195), (5, 1796956), (7, 1283540), (10, 898478), (14, 641770), (20, 449239), (28, 320885), (29, 309820), (35, 256708), (58, 154910), (70, 128354), (116, 77455), (140, 64177), (145, 61964), (203, 44260), (290, 30982), (406, 22130), (580, 15491), (812, 11065), (1015, 8852), (2030, 4426), (2213, 4060)]