39788140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284201}}^1$

素因数の和:284217

約数の個数: 24

約数和(自身を含む): 95491872

約数和(自身を除く): 55703732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284201, 568402, 1136804, 1421005, 1989407, 2842010, 3978814, 5684020, 7957628, 9947035, 19894070, 39788140]

約数ペア:

[(1, 39788140), (2, 19894070), (4, 9947035), (5, 7957628), (7, 5684020), (10, 3978814), (14, 2842010), (20, 1989407), (28, 1421005), (35, 1136804), (70, 568402), (140, 284201)]