2550147260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1432667}}^1$

素因数の和:1432765

約数の個数: 24

約数和(自身を含む): 5415485040

約数和(自身を除く): 2865337780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1432667, 2865334, 5730668, 7163335, 14326670, 28653340, 127507363, 255014726, 510029452, 637536815, 1275073630, 2550147260]

約数ペア:

[(1, 2550147260), (2, 1275073630), (4, 637536815), (5, 510029452), (10, 255014726), (20, 127507363), (89, 28653340), (178, 14326670), (356, 7163335), (445, 5730668), (890, 2865334), (1780, 1432667)]