138372140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{300809}}^1$

素因数の和:300841

約数の個数: 24

約数和(自身を含む): 303216480

約数和(自身を除く): 164844340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 300809, 601618, 1203236, 1504045, 3008090, 6016180, 6918607, 13837214, 27674428, 34593035, 69186070, 138372140]

約数ペア:

[(1, 138372140), (2, 69186070), (4, 34593035), (5, 27674428), (10, 13837214), (20, 6918607), (23, 6016180), (46, 3008090), (92, 1504045), (115, 1203236), (230, 601618), (460, 300809)]