87960460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{628289}}^1$

素因数の和:628305

約数の個数: 24

約数和(自身を含む): 211105440

約数和(自身を除く): 123144980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 628289, 1256578, 2513156, 3141445, 4398023, 6282890, 8796046, 12565780, 17592092, 21990115, 43980230, 87960460]

約数ペア:

[(1, 87960460), (2, 43980230), (4, 21990115), (5, 17592092), (7, 12565780), (10, 8796046), (14, 6282890), (20, 4398023), (28, 3141445), (35, 2513156), (70, 1256578), (140, 628289)]