5219620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 13079808

約数和(自身を除く): 7860188

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, 1610, 1621, 3220, 3242, 6484, 8105, 11347, 16210, 22694, 32420, 37283, 45388, 56735, 74566, 113470, 149132, 186415, 226940, 260981, 372830, 521962, 745660, 1043924, 1304905, 2609810, 5219620]

約数ペア:

[(1, 5219620), (2, 2609810), (4, 1304905), (5, 1043924), (7, 745660), (10, 521962), (14, 372830), (20, 260981), (23, 226940), (28, 186415), (35, 149132), (46, 113470), (70, 74566), (92, 56735), (115, 45388), (140, 37283), (161, 32420), (230, 22694), (322, 16210), (460, 11347), (644, 8105), (805, 6484), (1610, 3242), (1621, 3220)]