149236420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{324427}}^1$

素因数の和:324459

約数の個数: 24

約数和(自身を含む): 327023424

約数和(自身を除く): 177787004

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 324427, 648854, 1297708, 1622135, 3244270, 6488540, 7461821, 14923642, 29847284, 37309105, 74618210, 149236420]

約数ペア:

[(1, 149236420), (2, 74618210), (4, 37309105), (5, 29847284), (10, 14923642), (20, 7461821), (23, 6488540), (46, 3244270), (92, 1622135), (115, 1297708), (230, 648854), (460, 324427)]