492057680

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{15493}}^1$

素因数の和:15903

約数の個数: 40

約数和(自身を含む): 1146989832

約数和(自身を除く): 654932152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 15493, 15880, 30986, 31760, 61972, 77465, 123944, 154930, 247888, 309860, 619720, 1239440, 6150721, 12301442, 24602884, 30753605, 49205768, 61507210, 98411536, 123014420, 246028840, 492057680]

約数ペア:

[(1, 492057680), (2, 246028840), (4, 123014420), (5, 98411536), (8, 61507210), (10, 49205768), (16, 30753605), (20, 24602884), (40, 12301442), (80, 6150721), (397, 1239440), (794, 619720), (1588, 309860), (1985, 247888), (3176, 154930), (3970, 123944), (6352, 77465), (7940, 61972), (15493, 31760), (15880, 30986)]