1214452820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{118831}}^1$

素因数の和:118920

約数の個数: 48

約数和(自身を含む): 2954638848

約数和(自身を除く): 1740186028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 118831, 237662, 475324, 594155, 831817, 1188310, 1663634, 2376620, 3327268, 4159085, 8318170, 8674663, 16636340, 17349326, 34698652, 43373315, 60722641, 86746630, 121445282, 173493260, 242890564, 303613205, 607226410, 1214452820]

約数ペア:

[(1, 1214452820), (2, 607226410), (4, 303613205), (5, 242890564), (7, 173493260), (10, 121445282), (14, 86746630), (20, 60722641), (28, 43373315), (35, 34698652), (70, 17349326), (73, 16636340), (140, 8674663), (146, 8318170), (292, 4159085), (365, 3327268), (511, 2376620), (730, 1663634), (1022, 1188310), (1460, 831817), (2044, 594155), (2555, 475324), (5110, 237662), (10220, 118831)]