247022260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{398423}}^1$

素因数の和:398463

約数の個数: 24

約数和(自身を含む): 535481856

約数和(自身を除く): 288459596

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 398423, 796846, 1593692, 1992115, 3984230, 7968460, 12351113, 24702226, 49404452, 61755565, 123511130, 247022260]

約数ペア:

[(1, 247022260), (2, 123511130), (4, 61755565), (5, 49404452), (10, 24702226), (20, 12351113), (31, 7968460), (62, 3984230), (124, 1992115), (155, 1593692), (310, 796846), (620, 398423)]