28168020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{52163}}^1$

素因数の和:52181

約数の個数: 48

約数和(自身を含む): 87635520

約数和(自身を除く): 59467500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 52163, 104326, 156489, 208652, 260815, 312978, 469467, 521630, 625956, 782445, 938934, 1043260, 1408401, 1564890, 1877868, 2347335, 2816802, 3129780, 4694670, 5633604, 7042005, 9389340, 14084010, 28168020]

約数ペア:

[(1, 28168020), (2, 14084010), (3, 9389340), (4, 7042005), (5, 5633604), (6, 4694670), (9, 3129780), (10, 2816802), (12, 2347335), (15, 1877868), (18, 1564890), (20, 1408401), (27, 1043260), (30, 938934), (36, 782445), (45, 625956), (54, 521630), (60, 469467), (90, 312978), (108, 260815), (135, 208652), (180, 156489), (270, 104326), (540, 52163)]