9490580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 21954240

約数和(自身を除く): 12463660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 241, 358, 482, 716, 895, 964, 1205, 1790, 1969, 2410, 2651, 3580, 3938, 4820, 5302, 7876, 9845, 10604, 13255, 19690, 26510, 39380, 43139, 53020, 86278, 172556, 215695, 431390, 474529, 862780, 949058, 1898116, 2372645, 4745290, 9490580]

約数ペア:

[(1, 9490580), (2, 4745290), (4, 2372645), (5, 1898116), (10, 949058), (11, 862780), (20, 474529), (22, 431390), (44, 215695), (55, 172556), (110, 86278), (179, 53020), (220, 43139), (241, 39380), (358, 26510), (482, 19690), (716, 13255), (895, 10604), (964, 9845), (1205, 7876), (1790, 5302), (1969, 4820), (2410, 3938), (2651, 3580)]