8940470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 21275136

約数和(自身を除く): 12334666

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 683, 770, 935, 1190, 1309, 1366, 1870, 2618, 3415, 4781, 6545, 6830, 7513, 9562, 11611, 13090, 15026, 23222, 23905, 37565, 47810, 52591, 58055, 75130, 81277, 105182, 116110, 127721, 162554, 255442, 262955, 406385, 525910, 638605, 812770, 894047, 1277210, 1788094, 4470235, 8940470]

約数ペア:

[(1, 8940470), (2, 4470235), (5, 1788094), (7, 1277210), (10, 894047), (11, 812770), (14, 638605), (17, 525910), (22, 406385), (34, 262955), (35, 255442), (55, 162554), (70, 127721), (77, 116110), (85, 105182), (110, 81277), (119, 75130), (154, 58055), (170, 52591), (187, 47810), (238, 37565), (374, 23905), (385, 23222), (595, 15026), (683, 13090), (770, 11611), (935, 9562), (1190, 7513), (1309, 6830), (1366, 6545), (1870, 4781), (2618, 3415)]