12425960

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1289}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 28096200

約数和(自身を除く): 15670240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1289, 1928, 2410, 2578, 4820, 5156, 6445, 9640, 10312, 12890, 25780, 51560, 310649, 621298, 1242596, 1553245, 2485192, 3106490, 6212980, 12425960]

約数ペア:

[(1, 12425960), (2, 6212980), (4, 3106490), (5, 2485192), (8, 1553245), (10, 1242596), (20, 621298), (40, 310649), (241, 51560), (482, 25780), (964, 12890), (1205, 10312), (1289, 9640), (1928, 6445), (2410, 5156), (2578, 4820)]