12309800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 29118300

約数和(自身を除く): 16808500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1009, 1220, 1525, 2018, 2440, 3050, 4036, 5045, 6100, 8072, 10090, 12200, 20180, 25225, 40360, 50450, 61549, 100900, 123098, 201800, 246196, 307745, 492392, 615490, 1230980, 1538725, 2461960, 3077450, 6154900, 12309800]

約数ペア:

[(1, 12309800), (2, 6154900), (4, 3077450), (5, 2461960), (8, 1538725), (10, 1230980), (20, 615490), (25, 492392), (40, 307745), (50, 246196), (61, 201800), (100, 123098), (122, 100900), (200, 61549), (244, 50450), (305, 40360), (488, 25225), (610, 20180), (1009, 12200), (1220, 10090), (1525, 8072), (2018, 6100), (2440, 5045), (3050, 4036)]