31193920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2267}}^1$

素因数の和:2327

約数の個数: 56

約数和(自身を含む): 76041504

約数和(自身を除く): 44847584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2267, 2752, 3440, 4534, 6880, 9068, 11335, 13760, 18136, 22670, 36272, 45340, 72544, 90680, 97481, 145088, 181360, 194962, 362720, 389924, 487405, 725440, 779848, 974810, 1559696, 1949620, 3119392, 3899240, 6238784, 7798480, 15596960, 31193920]

約数ペア:

[(1, 31193920), (2, 15596960), (4, 7798480), (5, 6238784), (8, 3899240), (10, 3119392), (16, 1949620), (20, 1559696), (32, 974810), (40, 779848), (43, 725440), (64, 487405), (80, 389924), (86, 362720), (160, 194962), (172, 181360), (215, 145088), (320, 97481), (344, 90680), (430, 72544), (688, 45340), (860, 36272), (1376, 22670), (1720, 18136), (2267, 13760), (2752, 11335), (3440, 9068), (4534, 6880)]