2786950

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 5234040

約数和(自身を除く): 2447090

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 401, 695, 802, 1390, 2005, 3475, 4010, 6950, 10025, 20050, 55739, 111478, 278695, 557390, 1393475, 2786950]

約数ペア:

[(1, 2786950), (2, 1393475), (5, 557390), (10, 278695), (25, 111478), (50, 55739), (139, 20050), (278, 10025), (401, 6950), (695, 4010), (802, 3475), (1390, 2005)]