147563420

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{17609}}^1$

素因数の和:18037

約数の個数: 24

約数和(自身を含む): 310640400

約数和(自身を除く): 163076980

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 17609, 35218, 70436, 88045, 176090, 352180, 7378171, 14756342, 29512684, 36890855, 73781710, 147563420]

約数ペア:

[(1, 147563420), (2, 73781710), (4, 36890855), (5, 29512684), (10, 14756342), (20, 7378171), (419, 352180), (838, 176090), (1676, 88045), (2095, 70436), (4190, 35218), (8380, 17609)]