349848020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{564271}}^1$

素因数の和:564311

約数の個数: 24

約数和(自身を含む): 758381568

約数和(自身を除く): 408533548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 564271, 1128542, 2257084, 2821355, 5642710, 11285420, 17492401, 34984802, 69969604, 87462005, 174924010, 349848020]

約数ペア:

[(1, 349848020), (2, 174924010), (4, 87462005), (5, 69969604), (10, 34984802), (20, 17492401), (31, 11285420), (62, 5642710), (124, 2821355), (155, 2257084), (310, 1128542), (620, 564271)]