12255980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 31026240

約数和(自身を除く): 18770260

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 113, 116, 145, 170, 187, 220, 226, 290, 319, 340, 374, 452, 493, 565, 580, 638, 748, 935, 986, 1130, 1243, 1276, 1595, 1870, 1921, 1972, 2260, 2465, 2486, 3190, 3277, 3740, 3842, 4930, 4972, 5423, 6215, 6380, 6554, 7684, 9605, 9860, 10846, 12430, 13108, 16385, 19210, 21131, 21692, 24860, 27115, 32770, 36047, 38420, 42262, 54230, 55709, 65540, 72094, 84524, 105655, 108460, 111418, 144188, 180235, 211310, 222836, 278545, 360470, 422620, 557090, 612799, 720940, 1114180, 1225598, 2451196, 3063995, 6127990, 12255980]

約数ペア:

[(1, 12255980), (2, 6127990), (4, 3063995), (5, 2451196), (10, 1225598), (11, 1114180), (17, 720940), (20, 612799), (22, 557090), (29, 422620), (34, 360470), (44, 278545), (55, 222836), (58, 211310), (68, 180235), (85, 144188), (110, 111418), (113, 108460), (116, 105655), (145, 84524), (170, 72094), (187, 65540), (220, 55709), (226, 54230), (290, 42262), (319, 38420), (340, 36047), (374, 32770), (452, 27115), (493, 24860), (565, 21692), (580, 21131), (638, 19210), (748, 16385), (935, 13108), (986, 12430), (1130, 10846), (1243, 9860), (1276, 9605), (1595, 7684), (1870, 6554), (1921, 6380), (1972, 6215), (2260, 5423), (2465, 4972), (2486, 4930), (3190, 3842), (3277, 3740)]