9538180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 20885760

約数和(自身を除く): 11347580

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 139, 146, 188, 235, 278, 292, 365, 470, 556, 695, 730, 940, 1390, 1460, 2780, 3431, 6533, 6862, 10147, 13066, 13724, 17155, 20294, 26132, 32665, 34310, 40588, 50735, 65330, 68620, 101470, 130660, 202940, 476909, 953818, 1907636, 2384545, 4769090, 9538180]

約数ペア:

[(1, 9538180), (2, 4769090), (4, 2384545), (5, 1907636), (10, 953818), (20, 476909), (47, 202940), (73, 130660), (94, 101470), (139, 68620), (146, 65330), (188, 50735), (235, 40588), (278, 34310), (292, 32665), (365, 26132), (470, 20294), (556, 17155), (695, 13724), (730, 13066), (940, 10147), (1390, 6862), (1460, 6533), (2780, 3431)]