27520280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40471}}^1$

素因数の和:40499

約数の個数: 32

約数和(自身を含む): 65564640

約数和(自身を除く): 38044360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 40471, 80942, 161884, 202355, 323768, 404710, 688007, 809420, 1376014, 1618840, 2752028, 3440035, 5504056, 6880070, 13760140, 27520280]

約数ペア:

[(1, 27520280), (2, 13760140), (4, 6880070), (5, 5504056), (8, 3440035), (10, 2752028), (17, 1618840), (20, 1376014), (34, 809420), (40, 688007), (68, 404710), (85, 323768), (136, 202355), (170, 161884), (340, 80942), (680, 40471)]