8247390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 19871136

約数和(自身を除く): 11623746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 653, 842, 1263, 1306, 1959, 2105, 2526, 3265, 3918, 4210, 6315, 6530, 9795, 12630, 19590, 274913, 549826, 824739, 1374565, 1649478, 2749130, 4123695, 8247390]

約数ペア:

[(1, 8247390), (2, 4123695), (3, 2749130), (5, 1649478), (6, 1374565), (10, 824739), (15, 549826), (30, 274913), (421, 19590), (653, 12630), (842, 9795), (1263, 6530), (1306, 6315), (1959, 4210), (2105, 3918), (2526, 3265)]