20975490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77687}}^1$

素因数の和:77703

約数の個数: 32

約数和(自身を含む): 55935360

約数和(自身を除く): 34959870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77687, 155374, 233061, 388435, 466122, 699183, 776870, 1165305, 1398366, 2097549, 2330610, 3495915, 4195098, 6991830, 10487745, 20975490]

約数ペア:

[(1, 20975490), (2, 10487745), (3, 6991830), (5, 4195098), (6, 3495915), (9, 2330610), (10, 2097549), (15, 1398366), (18, 1165305), (27, 776870), (30, 699183), (45, 466122), (54, 388435), (90, 233061), (135, 155374), (270, 77687)]