22879400

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 53642400

約数和(自身を除く): 30763000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 823, 1112, 1390, 1646, 2780, 3292, 3475, 4115, 5560, 6584, 6950, 8230, 13900, 16460, 20575, 27800, 32920, 41150, 82300, 114397, 164600, 228794, 457588, 571985, 915176, 1143970, 2287940, 2859925, 4575880, 5719850, 11439700, 22879400]

約数ペア:

[(1, 22879400), (2, 11439700), (4, 5719850), (5, 4575880), (8, 2859925), (10, 2287940), (20, 1143970), (25, 915176), (40, 571985), (50, 457588), (100, 228794), (139, 164600), (200, 114397), (278, 82300), (556, 41150), (695, 32920), (823, 27800), (1112, 20575), (1390, 16460), (1646, 13900), (2780, 8230), (3292, 6950), (3475, 6584), (4115, 5560)]