40390898

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{6317}}^1$

素因数の和:6481

約数の個数: 16

約数和(自身を含む): 63685440

約数和(自身を除く): 23294542

約数列:

[1, 2, 23, 46, 139, 278, 3197, 6317, 6394, 12634, 145291, 290582, 878063, 1756126, 20195449, 40390898]

約数ペア:

[(1, 40390898), (2, 20195449), (23, 1756126), (46, 878063), (139, 290582), (278, 145291), (3197, 12634), (6317, 6394)]