420131580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{636563}}^1$

素因数の和:636586

約数の個数: 48

約数和(自身を含む): 1283313024

約数和(自身を除く): 863181444

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 636563, 1273126, 1909689, 2546252, 3182815, 3819378, 6365630, 7002193, 7638756, 9548445, 12731260, 14004386, 19096890, 21006579, 28008772, 35010965, 38193780, 42013158, 70021930, 84026316, 105032895, 140043860, 210065790, 420131580]

約数ペア:

[(1, 420131580), (2, 210065790), (3, 140043860), (4, 105032895), (5, 84026316), (6, 70021930), (10, 42013158), (11, 38193780), (12, 35010965), (15, 28008772), (20, 21006579), (22, 19096890), (30, 14004386), (33, 12731260), (44, 9548445), (55, 7638756), (60, 7002193), (66, 6365630), (110, 3819378), (132, 3182815), (165, 2546252), (220, 1909689), (330, 1273126), (660, 636563)]