415746660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{989873}}^1$

素因数の和:989892

約数の個数: 48

約数和(自身を含む): 1330390656

約数和(自身を除く): 914643996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 989873, 1979746, 2969619, 3959492, 4949365, 5939238, 6929111, 9898730, 11878476, 13858222, 14848095, 19797460, 20787333, 27716444, 29696190, 34645555, 41574666, 59392380, 69291110, 83149332, 103936665, 138582220, 207873330, 415746660]

約数ペア:

[(1, 415746660), (2, 207873330), (3, 138582220), (4, 103936665), (5, 83149332), (6, 69291110), (7, 59392380), (10, 41574666), (12, 34645555), (14, 29696190), (15, 27716444), (20, 20787333), (21, 19797460), (28, 14848095), (30, 13858222), (35, 11878476), (42, 9898730), (60, 6929111), (70, 5939238), (84, 4949365), (105, 3959492), (140, 2969619), (210, 1979746), (420, 989873)]