12693040

素因数分解:

$2^4\times 5^1\times {\mathrm{158663}}^1$

素因数の和:158676

約数の個数: 20

約数和(自身を含む): 29511504

約数和(自身を除く): 16818464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 158663, 317326, 634652, 793315, 1269304, 1586630, 2538608, 3173260, 6346520, 12693040]

約数ペア:

[(1, 12693040), (2, 6346520), (4, 3173260), (5, 2538608), (8, 1586630), (10, 1269304), (16, 793315), (20, 634652), (40, 317326), (80, 158663)]