28513620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{5867}}^1$

素因数の和:5891

約数の個数: 72

約数和(自身を含む): 89709984

約数和(自身を除く): 61196364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 5867, 11734, 17601, 23468, 29335, 35202, 52803, 58670, 70404, 88005, 105606, 117340, 158409, 176010, 211212, 264015, 316818, 352020, 475227, 528030, 633636, 792045, 950454, 1056060, 1425681, 1584090, 1900908, 2376135, 2851362, 3168180, 4752270, 5702724, 7128405, 9504540, 14256810, 28513620]

約数ペア:

[(1, 28513620), (2, 14256810), (3, 9504540), (4, 7128405), (5, 5702724), (6, 4752270), (9, 3168180), (10, 2851362), (12, 2376135), (15, 1900908), (18, 1584090), (20, 1425681), (27, 1056060), (30, 950454), (36, 792045), (45, 633636), (54, 528030), (60, 475227), (81, 352020), (90, 316818), (108, 264015), (135, 211212), (162, 176010), (180, 158409), (243, 117340), (270, 105606), (324, 88005), (405, 70404), (486, 58670), (540, 52803), (810, 35202), (972, 29335), (1215, 23468), (1620, 17601), (2430, 11734), (4860, 5867)]