9561860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 25510464

約数和(自身を除く): 15948604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 887, 980, 1078, 1540, 1774, 2156, 2695, 3548, 4435, 5390, 6209, 8870, 9757, 10780, 12418, 17740, 19514, 24836, 31045, 39028, 43463, 48785, 62090, 68299, 86926, 97570, 124180, 136598, 173852, 195140, 217315, 273196, 341495, 434630, 478093, 682990, 869260, 956186, 1365980, 1912372, 2390465, 4780930, 9561860]

約数ペア:

[(1, 9561860), (2, 4780930), (4, 2390465), (5, 1912372), (7, 1365980), (10, 956186), (11, 869260), (14, 682990), (20, 478093), (22, 434630), (28, 341495), (35, 273196), (44, 217315), (49, 195140), (55, 173852), (70, 136598), (77, 124180), (98, 97570), (110, 86926), (140, 68299), (154, 62090), (196, 48785), (220, 43463), (245, 39028), (308, 31045), (385, 24836), (490, 19514), (539, 17740), (770, 12418), (887, 10780), (980, 9757), (1078, 8870), (1540, 6209), (1774, 5390), (2156, 4435), (2695, 3548)]