13425460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 29405376

約数和(自身を除く): 15979916

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 215, 233, 268, 335, 430, 466, 670, 860, 932, 1165, 1340, 2330, 2881, 4660, 5762, 10019, 11524, 14405, 15611, 20038, 28810, 31222, 40076, 50095, 57620, 62444, 78055, 100190, 156110, 200380, 312220, 671273, 1342546, 2685092, 3356365, 6712730, 13425460]

約数ペア:

[(1, 13425460), (2, 6712730), (4, 3356365), (5, 2685092), (10, 1342546), (20, 671273), (43, 312220), (67, 200380), (86, 156110), (134, 100190), (172, 78055), (215, 62444), (233, 57620), (268, 50095), (335, 40076), (430, 31222), (466, 28810), (670, 20038), (860, 15611), (932, 14405), (1165, 11524), (1340, 10019), (2330, 5762), (2881, 4660)]