355431020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{8971}}^1$

素因数の和:9270

約数の個数: 48

約数和(自身を含む): 856144128

約数和(自身を除く): 500713108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3962, 5660, 7924, 8971, 9905, 17942, 19810, 35884, 39620, 44855, 62797, 89710, 125594, 179420, 251188, 313985, 627970, 1255940, 2538793, 5077586, 10155172, 12693965, 17771551, 25387930, 35543102, 50775860, 71086204, 88857755, 177715510, 355431020]

約数ペア:

[(1, 355431020), (2, 177715510), (4, 88857755), (5, 71086204), (7, 50775860), (10, 35543102), (14, 25387930), (20, 17771551), (28, 12693965), (35, 10155172), (70, 5077586), (140, 2538793), (283, 1255940), (566, 627970), (1132, 313985), (1415, 251188), (1981, 179420), (2830, 125594), (3962, 89710), (5660, 62797), (7924, 44855), (8971, 39620), (9905, 35884), (17942, 19810)]