1386705220

素因数分解:

$2^2\times 5^1\times {\mathrm{6871}}^1\times {\mathrm{10091}}^1$

素因数の和:16971

約数の個数: 24

約数和(自身を含む): 2912793408

約数和(自身を除く): 1526088188

約数列:

[1, 2, 4, 5, 10, 20, 6871, 10091, 13742, 20182, 27484, 34355, 40364, 50455, 68710, 100910, 137420, 201820, 69335261, 138670522, 277341044, 346676305, 693352610, 1386705220]

約数ペア:

[(1, 1386705220), (2, 693352610), (4, 346676305), (5, 277341044), (10, 138670522), (20, 69335261), (6871, 201820), (10091, 137420), (13742, 100910), (20182, 68710), (27484, 50455), (34355, 40364)]