2021093980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3259829}}^1$

素因数の和:3259869

約数の個数: 24

約数和(自身を含む): 4381211520

約数和(自身を除く): 2360117540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3259829, 6519658, 13039316, 16299145, 32598290, 65196580, 101054699, 202109398, 404218796, 505273495, 1010546990, 2021093980]

約数ペア:

[(1, 2021093980), (2, 1010546990), (4, 505273495), (5, 404218796), (10, 202109398), (20, 101054699), (31, 65196580), (62, 32598290), (124, 16299145), (155, 13039316), (310, 6519658), (620, 3259829)]