54157780

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{12143}}^1$

素因数の和:12375

約数の個数: 24

約数和(自身を含む): 114250752

約数和(自身を除く): 60092972

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 12143, 24286, 48572, 60715, 121430, 242860, 2707889, 5415778, 10831556, 13539445, 27078890, 54157780]

約数ペア:

[(1, 54157780), (2, 27078890), (4, 13539445), (5, 10831556), (10, 5415778), (20, 2707889), (223, 242860), (446, 121430), (892, 60715), (1115, 48572), (2230, 24286), (4460, 12143)]