20945310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2897}}^1$

素因数の和:3148

約数の個数: 32

約数和(自身を含む): 50494752

約数和(自身を除く): 29549442

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2897, 3615, 5794, 7230, 8691, 14485, 17382, 28970, 43455, 86910, 698177, 1396354, 2094531, 3490885, 4189062, 6981770, 10472655, 20945310]

約数ペア:

[(1, 20945310), (2, 10472655), (3, 6981770), (5, 4189062), (6, 3490885), (10, 2094531), (15, 1396354), (30, 698177), (241, 86910), (482, 43455), (723, 28970), (1205, 17382), (1446, 14485), (2410, 8691), (2897, 7230), (3615, 5794)]