31841530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 38142470

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 178, 190, 266, 269, 445, 538, 623, 665, 890, 1246, 1330, 1345, 1691, 1883, 2690, 3115, 3382, 3766, 5111, 6230, 8455, 9415, 10222, 11837, 16910, 18830, 23674, 23941, 25555, 35777, 47882, 51110, 59185, 71554, 118370, 119705, 167587, 178885, 239410, 335174, 357770, 454879, 837935, 909758, 1675870, 2274395, 3184153, 4548790, 6368306, 15920765, 31841530]

約数ペア:

[(1, 31841530), (2, 15920765), (5, 6368306), (7, 4548790), (10, 3184153), (14, 2274395), (19, 1675870), (35, 909758), (38, 837935), (70, 454879), (89, 357770), (95, 335174), (133, 239410), (178, 178885), (190, 167587), (266, 119705), (269, 118370), (445, 71554), (538, 59185), (623, 51110), (665, 47882), (890, 35777), (1246, 25555), (1330, 23941), (1345, 23674), (1691, 18830), (1883, 16910), (2690, 11837), (3115, 10222), (3382, 9415), (3766, 8455), (5111, 6230)]