1313231320

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{144629}}^1$

素因数の和:144867

約数の個数: 32

約数和(自身を含む): 2967807600

約数和(自身を除く): 1654576280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 144629, 289258, 578516, 723145, 1157032, 1446290, 2892580, 5785160, 32830783, 65661566, 131323132, 164153915, 262646264, 328307830, 656615660, 1313231320]

約数ペア:

[(1, 1313231320), (2, 656615660), (4, 328307830), (5, 262646264), (8, 164153915), (10, 131323132), (20, 65661566), (40, 32830783), (227, 5785160), (454, 2892580), (908, 1446290), (1135, 1157032), (1816, 723145), (2270, 578516), (4540, 289258), (9080, 144629)]