280858260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4680971}}^1$

素因数の和:4680983

約数の個数: 24

約数和(自身を含む): 786403296

約数和(自身を除く): 505545036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4680971, 9361942, 14042913, 18723884, 23404855, 28085826, 46809710, 56171652, 70214565, 93619420, 140429130, 280858260]

約数ペア:

[(1, 280858260), (2, 140429130), (3, 93619420), (4, 70214565), (5, 56171652), (6, 46809710), (10, 28085826), (12, 23404855), (15, 18723884), (20, 14042913), (30, 9361942), (60, 4680971)]