12294640

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:817

約数の個数: 40

約数和(自身を含む): 28734768

約数和(自身を除く): 16440128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 491, 626, 982, 1252, 1565, 1964, 2455, 2504, 3130, 3928, 4910, 5008, 6260, 7856, 9820, 12520, 19640, 25040, 39280, 153683, 307366, 614732, 768415, 1229464, 1536830, 2458928, 3073660, 6147320, 12294640]

約数ペア:

[(1, 12294640), (2, 6147320), (4, 3073660), (5, 2458928), (8, 1536830), (10, 1229464), (16, 768415), (20, 614732), (40, 307366), (80, 153683), (313, 39280), (491, 25040), (626, 19640), (982, 12520), (1252, 9820), (1565, 7856), (1964, 6260), (2455, 5008), (2504, 4910), (3130, 3928)]