187890490

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{2683}}^1$

素因数の和:2886

約数の個数: 32

約数和(自身を含む): 347846400

約数和(自身を除く): 159955910

約数列:

[1, 2, 5, 10, 47, 94, 149, 235, 298, 470, 745, 1490, 2683, 5366, 7003, 13415, 14006, 26830, 35015, 70030, 126101, 252202, 399767, 630505, 799534, 1261010, 1998835, 3997670, 18789049, 37578098, 93945245, 187890490]

約数ペア:

[(1, 187890490), (2, 93945245), (5, 37578098), (10, 18789049), (47, 3997670), (94, 1998835), (149, 1261010), (235, 799534), (298, 630505), (470, 399767), (745, 252202), (1490, 126101), (2683, 70030), (5366, 35015), (7003, 26830), (13415, 14006)]