1665726770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1\times {\mathrm{4153}}^1$

素因数の和:6290

約数の個数: 32

約数和(自身を含む): 3158369280

約数和(自身を除く): 1492642510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2111, 4153, 4222, 8306, 10555, 20765, 21110, 40109, 41530, 78907, 80218, 157814, 200545, 394535, 401090, 789070, 8766983, 17533966, 43834915, 87669830, 166572677, 333145354, 832863385, 1665726770]

約数ペア:

[(1, 1665726770), (2, 832863385), (5, 333145354), (10, 166572677), (19, 87669830), (38, 43834915), (95, 17533966), (190, 8766983), (2111, 789070), (4153, 401090), (4222, 394535), (8306, 200545), (10555, 157814), (20765, 80218), (21110, 78907), (40109, 41530)]