401080890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1909909}}^1$

素因数の和:1909926

約数の個数: 32

約数和(自身を含む): 1100108160

約数和(自身を除く): 699027270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1909909, 3819818, 5729727, 9549545, 11459454, 13369363, 19099090, 26738726, 28648635, 40108089, 57297270, 66846815, 80216178, 133693630, 200540445, 401080890]

約数ペア:

[(1, 401080890), (2, 200540445), (3, 133693630), (5, 80216178), (6, 66846815), (7, 57297270), (10, 40108089), (14, 28648635), (15, 26738726), (21, 19099090), (30, 13369363), (35, 11459454), (42, 9549545), (70, 5729727), (105, 3819818), (210, 1909909)]