12219490

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 22680000

約数和(自身を除く): 10460510

約数列:

[1, 2, 5, 10, 59, 118, 139, 149, 278, 295, 298, 590, 695, 745, 1390, 1490, 8201, 8791, 16402, 17582, 20711, 41005, 41422, 43955, 82010, 87910, 103555, 207110, 1221949, 2443898, 6109745, 12219490]

約数ペア:

[(1, 12219490), (2, 6109745), (5, 2443898), (10, 1221949), (59, 207110), (118, 103555), (139, 87910), (149, 82010), (278, 43955), (295, 41422), (298, 41005), (590, 20711), (695, 17582), (745, 16402), (1390, 8791), (1490, 8201)]