227988140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{393083}}^1$

素因数の和:393121

約数の個数: 24

約数和(自身を含む): 495285840

約数和(自身を除く): 267297700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 393083, 786166, 1572332, 1965415, 3930830, 7861660, 11399407, 22798814, 45597628, 56997035, 113994070, 227988140]

約数ペア:

[(1, 227988140), (2, 113994070), (4, 56997035), (5, 45597628), (10, 22798814), (20, 11399407), (29, 7861660), (58, 3930830), (116, 1965415), (145, 1572332), (290, 786166), (580, 393083)]