9156940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 21238560

約数和(自身を除く): 12081620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 859, 1066, 1718, 2132, 2665, 3436, 4295, 5330, 8590, 10660, 11167, 17180, 22334, 35219, 44668, 55835, 70438, 111670, 140876, 176095, 223340, 352190, 457847, 704380, 915694, 1831388, 2289235, 4578470, 9156940]

約数ペア:

[(1, 9156940), (2, 4578470), (4, 2289235), (5, 1831388), (10, 915694), (13, 704380), (20, 457847), (26, 352190), (41, 223340), (52, 176095), (65, 140876), (82, 111670), (130, 70438), (164, 55835), (205, 44668), (260, 35219), (410, 22334), (533, 17180), (820, 11167), (859, 10660), (1066, 8590), (1718, 5330), (2132, 4295), (2665, 3436)]