343193780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{3011}}^1$

素因数の和:3200

約数の個数: 48

約数和(自身を含む): 743843520

約数和(自身を除く): 400649740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 556, 695, 820, 1390, 2780, 3011, 5699, 6022, 11398, 12044, 15055, 22796, 28495, 30110, 56990, 60220, 113980, 123451, 246902, 418529, 493804, 617255, 837058, 1234510, 1674116, 2092645, 2469020, 4185290, 8370580, 17159689, 34319378, 68638756, 85798445, 171596890, 343193780]

約数ペア:

[(1, 343193780), (2, 171596890), (4, 85798445), (5, 68638756), (10, 34319378), (20, 17159689), (41, 8370580), (82, 4185290), (139, 2469020), (164, 2092645), (205, 1674116), (278, 1234510), (410, 837058), (556, 617255), (695, 493804), (820, 418529), (1390, 246902), (2780, 123451), (3011, 113980), (5699, 60220), (6022, 56990), (11398, 30110), (12044, 28495), (15055, 22796)]