109215560

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{9857}}^1$

素因数の和:10145

約数の個数: 32

約数和(自身を含む): 246647160

約数和(自身を除く): 137431600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 9857, 11080, 19714, 39428, 49285, 78856, 98570, 197140, 394280, 2730389, 5460778, 10921556, 13651945, 21843112, 27303890, 54607780, 109215560]

約数ペア:

[(1, 109215560), (2, 54607780), (4, 27303890), (5, 21843112), (8, 13651945), (10, 10921556), (20, 5460778), (40, 2730389), (277, 394280), (554, 197140), (1108, 98570), (1385, 78856), (2216, 49285), (2770, 39428), (5540, 19714), (9857, 11080)]