20403570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3637}}^1$

素因数の和:3675

約数の個数: 64

約数和(自身を含む): 56578176

約数和(自身を除く): 36174606

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 374, 510, 561, 935, 1122, 1870, 2805, 3637, 5610, 7274, 10911, 18185, 21822, 36370, 40007, 54555, 61829, 80014, 109110, 120021, 123658, 185487, 200035, 240042, 309145, 370974, 400070, 600105, 618290, 680119, 927435, 1200210, 1360238, 1854870, 2040357, 3400595, 4080714, 6801190, 10201785, 20403570]

約数ペア:

[(1, 20403570), (2, 10201785), (3, 6801190), (5, 4080714), (6, 3400595), (10, 2040357), (11, 1854870), (15, 1360238), (17, 1200210), (22, 927435), (30, 680119), (33, 618290), (34, 600105), (51, 400070), (55, 370974), (66, 309145), (85, 240042), (102, 200035), (110, 185487), (165, 123658), (170, 120021), (187, 109110), (255, 80014), (330, 61829), (374, 54555), (510, 40007), (561, 36370), (935, 21822), (1122, 18185), (1870, 10911), (2805, 7274), (3637, 5610)]