12923920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2213}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 30473496

約数和(自身を除く): 17549576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2213, 2920, 4426, 5840, 8852, 11065, 17704, 22130, 35408, 44260, 88520, 161549, 177040, 323098, 646196, 807745, 1292392, 1615490, 2584784, 3230980, 6461960, 12923920]

約数ペア:

[(1, 12923920), (2, 6461960), (4, 3230980), (5, 2584784), (8, 1615490), (10, 1292392), (16, 807745), (20, 646196), (40, 323098), (73, 177040), (80, 161549), (146, 88520), (292, 44260), (365, 35408), (584, 22130), (730, 17704), (1168, 11065), (1460, 8852), (2213, 5840), (2920, 4426)]