778831340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5563081}}^1$

素因数の和:5563097

約数の個数: 24

約数和(自身を含む): 1869195552

約数和(自身を除く): 1090364212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5563081, 11126162, 22252324, 27815405, 38941567, 55630810, 77883134, 111261620, 155766268, 194707835, 389415670, 778831340]

約数ペア:

[(1, 778831340), (2, 389415670), (4, 194707835), (5, 155766268), (7, 111261620), (10, 77883134), (14, 55630810), (20, 38941567), (28, 27815405), (35, 22252324), (70, 11126162), (140, 5563081)]