865857540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{627433}}^1$

素因数の和:627468

約数の個数: 48

約数和(自身を含む): 2529813888

約数和(自身を除く): 1663956348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 627433, 1254866, 1882299, 2509732, 3137165, 3764598, 6274330, 7529196, 9411495, 12548660, 14430959, 18822990, 28861918, 37645980, 43292877, 57723836, 72154795, 86585754, 144309590, 173171508, 216464385, 288619180, 432928770, 865857540]

約数ペア:

[(1, 865857540), (2, 432928770), (3, 288619180), (4, 216464385), (5, 173171508), (6, 144309590), (10, 86585754), (12, 72154795), (15, 57723836), (20, 43292877), (23, 37645980), (30, 28861918), (46, 18822990), (60, 14430959), (69, 12548660), (92, 9411495), (115, 7529196), (138, 6274330), (230, 3764598), (276, 3137165), (345, 2509732), (460, 1882299), (690, 1254866), (1380, 627433)]