20291370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3617}}^1$

素因数の和:3655

約数の個数: 64

約数和(自身を含む): 56267136

約数和(自身を除く): 35975766

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, 3617, 5610, 7234, 10851, 18085, 21702, 36170, 39787, 54255, 61489, 79574, 108510, 119361, 122978, 184467, 198935, 238722, 307445, 368934, 397870, 596805, 614890, 676379, 922335, 1193610, 1352758, 1844670, 2029137, 3381895, 4058274, 6763790, 10145685, 20291370]

約数ペア:

[(1, 20291370), (2, 10145685), (3, 6763790), (5, 4058274), (6, 3381895), (10, 2029137), (11, 1844670), (15, 1352758), (17, 1193610), (22, 922335), (30, 676379), (33, 614890), (34, 596805), (51, 397870), (55, 368934), (66, 307445), (85, 238722), (102, 198935), (110, 184467), (165, 122978), (170, 119361), (187, 108510), (255, 79574), (330, 61489), (374, 54255), (510, 39787), (561, 36170), (935, 21702), (1122, 18085), (1870, 10851), (2805, 7234), (3617, 5610)]