1028600

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 2473800

約数和(自身を除く): 1445200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 139, 148, 185, 200, 278, 296, 370, 556, 695, 740, 925, 1112, 1390, 1480, 1850, 2780, 3475, 3700, 5143, 5560, 6950, 7400, 10286, 13900, 20572, 25715, 27800, 41144, 51430, 102860, 128575, 205720, 257150, 514300, 1028600]

約数ペア:

[(1, 1028600), (2, 514300), (4, 257150), (5, 205720), (8, 128575), (10, 102860), (20, 51430), (25, 41144), (37, 27800), (40, 25715), (50, 20572), (74, 13900), (100, 10286), (139, 7400), (148, 6950), (185, 5560), (200, 5143), (278, 3700), (296, 3475), (370, 2780), (556, 1850), (695, 1480), (740, 1390), (925, 1112)]