28136940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36073}}^1$

素因数の和:36098

約数の個数: 48

約数和(自身を含む): 84846048

約数和(自身を除く): 56709108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 36073, 72146, 108219, 144292, 180365, 216438, 360730, 432876, 468949, 541095, 721460, 937898, 1082190, 1406847, 1875796, 2164380, 2344745, 2813694, 4689490, 5627388, 7034235, 9378980, 14068470, 28136940]

約数ペア:

[(1, 28136940), (2, 14068470), (3, 9378980), (4, 7034235), (5, 5627388), (6, 4689490), (10, 2813694), (12, 2344745), (13, 2164380), (15, 1875796), (20, 1406847), (26, 1082190), (30, 937898), (39, 721460), (52, 541095), (60, 468949), (65, 432876), (78, 360730), (130, 216438), (156, 180365), (195, 144292), (260, 108219), (390, 72146), (780, 36073)]