13132720

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1181}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 30779280

約数和(自身を除く): 17646560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1181, 1390, 2224, 2362, 2780, 4724, 5560, 5905, 9448, 11120, 11810, 18896, 23620, 47240, 94480, 164159, 328318, 656636, 820795, 1313272, 1641590, 2626544, 3283180, 6566360, 13132720]

約数ペア:

[(1, 13132720), (2, 6566360), (4, 3283180), (5, 2626544), (8, 1641590), (10, 1313272), (16, 820795), (20, 656636), (40, 328318), (80, 164159), (139, 94480), (278, 47240), (556, 23620), (695, 18896), (1112, 11810), (1181, 11120), (1390, 9448), (2224, 5905), (2362, 5560), (2780, 4724)]