4081388

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 7447440

約数和(自身を除く): 3366052

約数列:

[1, 2, 4, 43, 61, 86, 122, 172, 244, 389, 778, 1556, 2623, 5246, 10492, 16727, 23729, 33454, 47458, 66908, 94916, 1020347, 2040694, 4081388]

約数ペア:

[(1, 4081388), (2, 2040694), (4, 1020347), (43, 94916), (61, 66908), (86, 47458), (122, 33454), (172, 23729), (244, 16727), (389, 10492), (778, 5246), (1556, 2623)]