104239280

素因数分解:

$2^4\times 5^1\times {\mathrm{1302991}}^1$

素因数の和:1303004

約数の個数: 20

約数和(自身を含む): 242356512

約数和(自身を除く): 138117232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1302991, 2605982, 5211964, 6514955, 10423928, 13029910, 20847856, 26059820, 52119640, 104239280]

約数ペア:

[(1, 104239280), (2, 52119640), (4, 26059820), (5, 20847856), (8, 13029910), (10, 10423928), (16, 6514955), (20, 5211964), (40, 2605982), (80, 1302991)]