16173680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4931}}^1$

素因数の和:4985

約数の個数: 40

約数和(自身を含む): 38528784

約数和(自身を除く): 22355104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4931, 9862, 19724, 24655, 39448, 49310, 78896, 98620, 197240, 202171, 394480, 404342, 808684, 1010855, 1617368, 2021710, 3234736, 4043420, 8086840, 16173680]

約数ペア:

[(1, 16173680), (2, 8086840), (4, 4043420), (5, 3234736), (8, 2021710), (10, 1617368), (16, 1010855), (20, 808684), (40, 404342), (41, 394480), (80, 202171), (82, 197240), (164, 98620), (205, 78896), (328, 49310), (410, 39448), (656, 24655), (820, 19724), (1640, 9862), (3280, 4931)]