28717400

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1033}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 67313400

約数和(自身を除く): 38596000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1033, 1112, 1390, 2066, 2780, 3475, 4132, 5165, 5560, 6950, 8264, 10330, 13900, 20660, 25825, 27800, 41320, 51650, 103300, 143587, 206600, 287174, 574348, 717935, 1148696, 1435870, 2871740, 3589675, 5743480, 7179350, 14358700, 28717400]

約数ペア:

[(1, 28717400), (2, 14358700), (4, 7179350), (5, 5743480), (8, 3589675), (10, 2871740), (20, 1435870), (25, 1148696), (40, 717935), (50, 574348), (100, 287174), (139, 206600), (200, 143587), (278, 103300), (556, 51650), (695, 41320), (1033, 27800), (1112, 25825), (1390, 20660), (2066, 13900), (2780, 10330), (3475, 8264), (4132, 6950), (5165, 5560)]