400854374

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 630374400

約数和(自身を除く): 229520026

約数列:

[1, 2, 37, 74, 79, 158, 191, 359, 382, 718, 2923, 5846, 7067, 13283, 14134, 15089, 26566, 28361, 30178, 56722, 68569, 137138, 558293, 1049357, 1116586, 2098714, 2537053, 5074106, 5416951, 10833902, 200427187, 400854374]

約数ペア:

[(1, 400854374), (2, 200427187), (37, 10833902), (74, 5416951), (79, 5074106), (158, 2537053), (191, 2098714), (359, 1116586), (382, 1049357), (718, 558293), (2923, 137138), (5846, 68569), (7067, 56722), (13283, 30178), (14134, 28361), (15089, 26566)]