31560760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10247}}^1$

素因数の和:10276

約数の個数: 64

約数和(自身を含む): 88542720

約数和(自身を除く): 56981960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 10247, 20494, 40988, 51235, 71729, 81976, 102470, 112717, 143458, 204940, 225434, 286916, 358645, 409880, 450868, 563585, 573832, 717290, 789019, 901736, 1127170, 1434580, 1578038, 2254340, 2869160, 3156076, 3945095, 4508680, 6312152, 7890190, 15780380, 31560760]

約数ペア:

[(1, 31560760), (2, 15780380), (4, 7890190), (5, 6312152), (7, 4508680), (8, 3945095), (10, 3156076), (11, 2869160), (14, 2254340), (20, 1578038), (22, 1434580), (28, 1127170), (35, 901736), (40, 789019), (44, 717290), (55, 573832), (56, 563585), (70, 450868), (77, 409880), (88, 358645), (110, 286916), (140, 225434), (154, 204940), (220, 143458), (280, 112717), (308, 102470), (385, 81976), (440, 71729), (616, 51235), (770, 40988), (1540, 20494), (3080, 10247)]