17993140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{283}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 43942752

約数和(自身を除く): 25949612

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 283, 289, 340, 374, 566, 578, 748, 935, 1132, 1156, 1415, 1445, 1870, 2830, 2890, 3113, 3179, 3740, 4811, 5660, 5780, 6226, 6358, 9622, 12452, 12716, 15565, 15895, 19244, 24055, 31130, 31790, 48110, 52921, 62260, 63580, 81787, 96220, 105842, 163574, 211684, 264605, 327148, 408935, 529210, 817870, 899657, 1058420, 1635740, 1799314, 3598628, 4498285, 8996570, 17993140]

約数ペア:

[(1, 17993140), (2, 8996570), (4, 4498285), (5, 3598628), (10, 1799314), (11, 1635740), (17, 1058420), (20, 899657), (22, 817870), (34, 529210), (44, 408935), (55, 327148), (68, 264605), (85, 211684), (110, 163574), (170, 105842), (187, 96220), (220, 81787), (283, 63580), (289, 62260), (340, 52921), (374, 48110), (566, 31790), (578, 31130), (748, 24055), (935, 19244), (1132, 15895), (1156, 15565), (1415, 12716), (1445, 12452), (1870, 9622), (2830, 6358), (2890, 6226), (3113, 5780), (3179, 5660), (3740, 4811)]