31240370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 68705280

約数和(自身を除く): 37464910

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 83, 95, 133, 166, 190, 266, 283, 415, 566, 581, 665, 830, 1162, 1330, 1415, 1577, 1981, 2830, 2905, 3154, 3962, 5377, 5810, 7885, 9905, 10754, 11039, 15770, 19810, 22078, 23489, 26885, 37639, 46978, 53770, 55195, 75278, 110390, 117445, 164423, 188195, 234890, 328846, 376390, 446291, 822115, 892582, 1644230, 2231455, 3124037, 4462910, 6248074, 15620185, 31240370]

約数ペア:

[(1, 31240370), (2, 15620185), (5, 6248074), (7, 4462910), (10, 3124037), (14, 2231455), (19, 1644230), (35, 892582), (38, 822115), (70, 446291), (83, 376390), (95, 328846), (133, 234890), (166, 188195), (190, 164423), (266, 117445), (283, 110390), (415, 75278), (566, 55195), (581, 53770), (665, 46978), (830, 37639), (1162, 26885), (1330, 23489), (1415, 22078), (1577, 19810), (1981, 15770), (2830, 11039), (2905, 10754), (3154, 9905), (3962, 7885), (5377, 5810)]