2256990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3304

約数の個数: 32

約数和(自身を含む): 5654016

約数和(自身を除く): 3397026

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 3271, 6542, 9813, 16355, 19626, 32710, 49065, 75233, 98130, 150466, 225699, 376165, 451398, 752330, 1128495, 2256990]

約数ペア:

[(1, 2256990), (2, 1128495), (3, 752330), (5, 451398), (6, 376165), (10, 225699), (15, 150466), (23, 98130), (30, 75233), (46, 49065), (69, 32710), (115, 19626), (138, 16355), (230, 9813), (345, 6542), (690, 3271)]