11351140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 24881472

約数和(自身を除く): 13530332

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 197, 215, 268, 335, 394, 430, 670, 788, 860, 985, 1340, 1970, 2881, 3940, 5762, 8471, 11524, 13199, 14405, 16942, 26398, 28810, 33884, 42355, 52796, 57620, 65995, 84710, 131990, 169420, 263980, 567557, 1135114, 2270228, 2837785, 5675570, 11351140]

約数ペア:

[(1, 11351140), (2, 5675570), (4, 2837785), (5, 2270228), (10, 1135114), (20, 567557), (43, 263980), (67, 169420), (86, 131990), (134, 84710), (172, 65995), (197, 57620), (215, 52796), (268, 42355), (335, 33884), (394, 28810), (430, 26398), (670, 16942), (788, 14405), (860, 13199), (985, 11524), (1340, 8471), (1970, 5762), (2881, 3940)]