20427570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3847}}^1$

素因数の和:3919

約数の個数: 48

約数和(自身を含む): 54025920

約数和(自身を除く): 33598350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 3847, 5310, 7694, 11541, 19235, 23082, 34623, 38470, 57705, 69246, 115410, 173115, 226973, 346230, 453946, 680919, 1134865, 1361838, 2042757, 2269730, 3404595, 4085514, 6809190, 10213785, 20427570]

約数ペア:

[(1, 20427570), (2, 10213785), (3, 6809190), (5, 4085514), (6, 3404595), (9, 2269730), (10, 2042757), (15, 1361838), (18, 1134865), (30, 680919), (45, 453946), (59, 346230), (90, 226973), (118, 173115), (177, 115410), (295, 69246), (354, 57705), (531, 38470), (590, 34623), (885, 23082), (1062, 19235), (1770, 11541), (2655, 7694), (3847, 5310)]