492405080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{300247}}^1$

素因数の和:300299

約数の個数: 32

約数和(自身を含む): 1134937440

約数和(自身を除く): 642532360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 300247, 600494, 1200988, 1501235, 2401976, 3002470, 6004940, 12009880, 12310127, 24620254, 49240508, 61550635, 98481016, 123101270, 246202540, 492405080]

約数ペア:

[(1, 492405080), (2, 246202540), (4, 123101270), (5, 98481016), (8, 61550635), (10, 49240508), (20, 24620254), (40, 12310127), (41, 12009880), (82, 6004940), (164, 3002470), (205, 2401976), (328, 1501235), (410, 1200988), (820, 600494), (1640, 300247)]