2013245840

素因数分解:

$2^4\times 5^1\times {\mathrm{4447}}^1\times {\mathrm{5659}}^1$

素因数の和:10119

約数の個数: 40

約数和(自身を含む): 4682676480

約数和(自身を除く): 2669430640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4447, 5659, 8894, 11318, 17788, 22235, 22636, 28295, 35576, 44470, 45272, 56590, 71152, 88940, 90544, 113180, 177880, 226360, 355760, 452720, 25165573, 50331146, 100662292, 125827865, 201324584, 251655730, 402649168, 503311460, 1006622920, 2013245840]

約数ペア:

[(1, 2013245840), (2, 1006622920), (4, 503311460), (5, 402649168), (8, 251655730), (10, 201324584), (16, 125827865), (20, 100662292), (40, 50331146), (80, 25165573), (4447, 452720), (5659, 355760), (8894, 226360), (11318, 177880), (17788, 113180), (22235, 90544), (22636, 88940), (28295, 71152), (35576, 56590), (44470, 45272)]