20296860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7867}}^1$

素因数の和:7922

約数の個数: 48

約数和(自身を含む): 58160256

約数和(自身を除く): 37863396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7867, 15734, 23601, 31468, 39335, 47202, 78670, 94404, 118005, 157340, 236010, 338281, 472020, 676562, 1014843, 1353124, 1691405, 2029686, 3382810, 4059372, 5074215, 6765620, 10148430, 20296860]

約数ペア:

[(1, 20296860), (2, 10148430), (3, 6765620), (4, 5074215), (5, 4059372), (6, 3382810), (10, 2029686), (12, 1691405), (15, 1353124), (20, 1014843), (30, 676562), (43, 472020), (60, 338281), (86, 236010), (129, 157340), (172, 118005), (215, 94404), (258, 78670), (430, 47202), (516, 39335), (645, 31468), (860, 23601), (1290, 15734), (2580, 7867)]