40578028

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1367}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 73198944

約数和(自身を除く): 32620916

約数列:

[1, 2, 4, 41, 82, 164, 181, 362, 724, 1367, 2734, 5468, 7421, 14842, 29684, 56047, 112094, 224188, 247427, 494854, 989708, 10144507, 20289014, 40578028]

約数ペア:

[(1, 40578028), (2, 20289014), (4, 10144507), (41, 989708), (82, 494854), (164, 247427), (181, 224188), (362, 112094), (724, 56047), (1367, 29684), (2734, 14842), (5468, 7421)]