3950360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 9039600

約数和(自身を除く): 5089240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1619, 2440, 3238, 6476, 8095, 12952, 16190, 32380, 64760, 98759, 197518, 395036, 493795, 790072, 987590, 1975180, 3950360]

約数ペア:

[(1, 3950360), (2, 1975180), (4, 987590), (5, 790072), (8, 493795), (10, 395036), (20, 197518), (40, 98759), (61, 64760), (122, 32380), (244, 16190), (305, 12952), (488, 8095), (610, 6476), (1220, 3238), (1619, 2440)]