20560150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 42122304

約数和(自身を除く): 21562154

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 235, 325, 470, 611, 650, 673, 1175, 1222, 1346, 2350, 3055, 3365, 6110, 6730, 8749, 15275, 16825, 17498, 30550, 31631, 33650, 43745, 63262, 87490, 158155, 218725, 316310, 411203, 437450, 790775, 822406, 1581550, 2056015, 4112030, 10280075, 20560150]

約数ペア:

[(1, 20560150), (2, 10280075), (5, 4112030), (10, 2056015), (13, 1581550), (25, 822406), (26, 790775), (47, 437450), (50, 411203), (65, 316310), (94, 218725), (130, 158155), (235, 87490), (325, 63262), (470, 43745), (611, 33650), (650, 31631), (673, 30550), (1175, 17498), (1222, 16825), (1346, 15275), (2350, 8749), (3055, 6730), (3365, 6110)]