7661390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 16047504

約数和(自身を除く): 8386114

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 241, 289, 374, 482, 578, 935, 1205, 1445, 1870, 2410, 2651, 2890, 3179, 4097, 5302, 6358, 8194, 13255, 15895, 20485, 26510, 31790, 40970, 45067, 69649, 90134, 139298, 225335, 348245, 450670, 696490, 766139, 1532278, 3830695, 7661390]

約数ペア:

[(1, 7661390), (2, 3830695), (5, 1532278), (10, 766139), (11, 696490), (17, 450670), (22, 348245), (34, 225335), (55, 139298), (85, 90134), (110, 69649), (170, 45067), (187, 40970), (241, 31790), (289, 26510), (374, 20485), (482, 15895), (578, 13255), (935, 8194), (1205, 6358), (1445, 5302), (1870, 4097), (2410, 3179), (2651, 2890)]