12490360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5119}}^1$

素因数の和:5191

約数の個数: 32

約数和(自身を含む): 28569600

約数和(自身を除く): 16079240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5119, 10238, 20476, 25595, 40952, 51190, 102380, 204760, 312259, 624518, 1249036, 1561295, 2498072, 3122590, 6245180, 12490360]

約数ペア:

[(1, 12490360), (2, 6245180), (4, 3122590), (5, 2498072), (8, 1561295), (10, 1249036), (20, 624518), (40, 312259), (61, 204760), (122, 102380), (244, 51190), (305, 40952), (488, 25595), (610, 20476), (1220, 10238), (2440, 5119)]