276080660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 591494400

約数和(自身を除く): 315413740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 199, 284, 355, 398, 710, 796, 977, 995, 1420, 1954, 1990, 3908, 3980, 4885, 9770, 14129, 19540, 28258, 56516, 69367, 70645, 138734, 141290, 194423, 277468, 282580, 346835, 388846, 693670, 777692, 972115, 1387340, 1944230, 3888460, 13804033, 27608066, 55216132, 69020165, 138040330, 276080660]

約数ペア:

[(1, 276080660), (2, 138040330), (4, 69020165), (5, 55216132), (10, 27608066), (20, 13804033), (71, 3888460), (142, 1944230), (199, 1387340), (284, 972115), (355, 777692), (398, 693670), (710, 388846), (796, 346835), (977, 282580), (995, 277468), (1420, 194423), (1954, 141290), (1990, 138734), (3908, 70645), (3980, 69367), (4885, 56516), (9770, 28258), (14129, 19540)]