415820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 925344

約数和(自身を除く): 509524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1223, 2446, 4892, 6115, 12230, 20791, 24460, 41582, 83164, 103955, 207910, 415820]

約数ペア:

[(1, 415820), (2, 207910), (4, 103955), (5, 83164), (10, 41582), (17, 24460), (20, 20791), (34, 12230), (68, 6115), (85, 4892), (170, 2446), (340, 1223)]