13252880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8719}}^1$

素因数の和:8751

約数の個数: 40

約数和(自身を含む): 32438400

約数和(自身を除く): 19185520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8719, 17438, 34876, 43595, 69752, 87190, 139504, 165661, 174380, 331322, 348760, 662644, 697520, 828305, 1325288, 1656610, 2650576, 3313220, 6626440, 13252880]

約数ペア:

[(1, 13252880), (2, 6626440), (4, 3313220), (5, 2650576), (8, 1656610), (10, 1325288), (16, 828305), (19, 697520), (20, 662644), (38, 348760), (40, 331322), (76, 174380), (80, 165661), (95, 139504), (152, 87190), (190, 69752), (304, 43595), (380, 34876), (760, 17438), (1520, 8719)]