20049410

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17448190

約数列:

[1, 2, 5, 10, 41, 79, 82, 158, 205, 395, 410, 619, 790, 1238, 3095, 3239, 6190, 6478, 16195, 25379, 32390, 48901, 50758, 97802, 126895, 244505, 253790, 489010, 2004941, 4009882, 10024705, 20049410]

約数ペア:

[(1, 20049410), (2, 10024705), (5, 4009882), (10, 2004941), (41, 489010), (79, 253790), (82, 244505), (158, 126895), (205, 97802), (395, 50758), (410, 48901), (619, 32390), (790, 25379), (1238, 16195), (3095, 6478), (3239, 6190)]