40981376

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{2521}}^1$

素因数の和:2662

約数の個数: 32

約数和(自身を含む): 82318080

約数和(自身を除く): 41336704

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 2032, 2521, 4064, 5042, 8128, 10084, 16256, 20168, 40336, 80672, 161344, 320167, 322688, 640334, 1280668, 2561336, 5122672, 10245344, 20490688, 40981376]

約数ペア:

[(1, 40981376), (2, 20490688), (4, 10245344), (8, 5122672), (16, 2561336), (32, 1280668), (64, 640334), (127, 322688), (128, 320167), (254, 161344), (508, 80672), (1016, 40336), (2032, 20168), (2521, 16256), (4064, 10084), (5042, 8128)]