16054960

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1$

素因数の和:2101

約数の個数: 40

約数和(自身を含む): 37716336

約数和(自身を除く): 21661376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1987, 2020, 3974, 4040, 7948, 8080, 9935, 15896, 19870, 31792, 39740, 79480, 158960, 200687, 401374, 802748, 1003435, 1605496, 2006870, 3210992, 4013740, 8027480, 16054960]

約数ペア:

[(1, 16054960), (2, 8027480), (4, 4013740), (5, 3210992), (8, 2006870), (10, 1605496), (16, 1003435), (20, 802748), (40, 401374), (80, 200687), (101, 158960), (202, 79480), (404, 39740), (505, 31792), (808, 19870), (1010, 15896), (1616, 9935), (1987, 8080), (2020, 7948), (3974, 4040)]