218048140

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{7793}}^1$

素因数の和:9201

約数の個数: 24

約数和(自身を含む): 458287200

約数和(自身を除く): 240239060

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2798, 5596, 6995, 7793, 13990, 15586, 27980, 31172, 38965, 77930, 155860, 10902407, 21804814, 43609628, 54512035, 109024070, 218048140]

約数ペア:

[(1, 218048140), (2, 109024070), (4, 54512035), (5, 43609628), (10, 21804814), (20, 10902407), (1399, 155860), (2798, 77930), (5596, 38965), (6995, 31172), (7793, 27980), (13990, 15586)]