12445040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2217

約数の個数: 40

約数和(自身を含む): 29344848

約数和(自身を除く): 16899808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2131, 2920, 4262, 5840, 8524, 10655, 17048, 21310, 34096, 42620, 85240, 155563, 170480, 311126, 622252, 777815, 1244504, 1555630, 2489008, 3111260, 6222520, 12445040]

約数ペア:

[(1, 12445040), (2, 6222520), (4, 3111260), (5, 2489008), (8, 1555630), (10, 1244504), (16, 777815), (20, 622252), (40, 311126), (73, 170480), (80, 155563), (146, 85240), (292, 42620), (365, 34096), (584, 21310), (730, 17048), (1168, 10655), (1460, 8524), (2131, 5840), (2920, 4262)]