208049360

素因数分解:

$2^4\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{2503}}^1$

素因数の和:3555

約数の個数: 40

約数和(自身を含む): 484373760

約数和(自身を除く): 276324400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1039, 2078, 2503, 4156, 5006, 5195, 8312, 10012, 10390, 12515, 16624, 20024, 20780, 25030, 40048, 41560, 50060, 83120, 100120, 200240, 2600617, 5201234, 10402468, 13003085, 20804936, 26006170, 41609872, 52012340, 104024680, 208049360]

約数ペア:

[(1, 208049360), (2, 104024680), (4, 52012340), (5, 41609872), (8, 26006170), (10, 20804936), (16, 13003085), (20, 10402468), (40, 5201234), (80, 2600617), (1039, 200240), (2078, 100120), (2503, 83120), (4156, 50060), (5006, 41560), (5195, 40048), (8312, 25030), (10012, 20780), (10390, 20024), (12515, 16624)]