90945740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{5407}}^1$

素因数の和:5474

約数の個数: 36

約数和(自身を含む): 197835456

約数和(自身を除く): 106889716

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 5407, 8410, 10814, 16820, 21628, 27035, 54070, 108140, 156803, 313606, 627212, 784015, 1568030, 3136060, 4547287, 9094574, 18189148, 22736435, 45472870, 90945740]

約数ペア:

[(1, 90945740), (2, 45472870), (4, 22736435), (5, 18189148), (10, 9094574), (20, 4547287), (29, 3136060), (58, 1568030), (116, 784015), (145, 627212), (290, 313606), (580, 156803), (841, 108140), (1682, 54070), (3364, 27035), (4205, 21628), (5407, 16820), (8410, 10814)]