148930480

素因数分解:

$2^4\times 5^1\times {\mathrm{1861631}}^1$

素因数の和:1861644

約数の個数: 20

約数和(自身を含む): 346263552

約数和(自身を除く): 197333072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1861631, 3723262, 7446524, 9308155, 14893048, 18616310, 29786096, 37232620, 74465240, 148930480]

約数ペア:

[(1, 148930480), (2, 74465240), (4, 37232620), (5, 29786096), (8, 18616310), (10, 14893048), (16, 9308155), (20, 7446524), (40, 3723262), (80, 1861631)]