2611420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 6547968

約数和(自身を除く): 3936548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 811, 1610, 1622, 3220, 3244, 4055, 5677, 8110, 11354, 16220, 18653, 22708, 28385, 37306, 56770, 74612, 93265, 113540, 130571, 186530, 261142, 373060, 522284, 652855, 1305710, 2611420]

約数ペア:

[(1, 2611420), (2, 1305710), (4, 652855), (5, 522284), (7, 373060), (10, 261142), (14, 186530), (20, 130571), (23, 113540), (28, 93265), (35, 74612), (46, 56770), (70, 37306), (92, 28385), (115, 22708), (140, 18653), (161, 16220), (230, 11354), (322, 8110), (460, 5677), (644, 4055), (805, 3244), (811, 3220), (1610, 1622)]