31836140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9887}}^1$

素因数の和:9926

約数の個数: 48

約数和(自身を含む): 79736832

約数和(自身を除く): 47900692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9887, 19774, 39548, 49435, 69209, 98870, 138418, 197740, 227401, 276836, 346045, 454802, 692090, 909604, 1137005, 1384180, 1591807, 2274010, 3183614, 4548020, 6367228, 7959035, 15918070, 31836140]

約数ペア:

[(1, 31836140), (2, 15918070), (4, 7959035), (5, 6367228), (7, 4548020), (10, 3183614), (14, 2274010), (20, 1591807), (23, 1384180), (28, 1137005), (35, 909604), (46, 692090), (70, 454802), (92, 346045), (115, 276836), (140, 227401), (161, 197740), (230, 138418), (322, 98870), (460, 69209), (644, 49435), (805, 39548), (1610, 19774), (3220, 9887)]