2604740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 5951232

約数和(自身を除く): 3346492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 163, 170, 188, 235, 326, 340, 470, 652, 799, 815, 940, 1598, 1630, 2771, 3196, 3260, 3995, 5542, 7661, 7990, 11084, 13855, 15322, 15980, 27710, 30644, 38305, 55420, 76610, 130237, 153220, 260474, 520948, 651185, 1302370, 2604740]

約数ペア:

[(1, 2604740), (2, 1302370), (4, 651185), (5, 520948), (10, 260474), (17, 153220), (20, 130237), (34, 76610), (47, 55420), (68, 38305), (85, 30644), (94, 27710), (163, 15980), (170, 15322), (188, 13855), (235, 11084), (326, 7990), (340, 7661), (470, 5542), (652, 3995), (799, 3260), (815, 3196), (940, 2771), (1598, 1630)]