874613440

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21521}}^1$

素因数の和:21665

約数の個数: 56

約数和(自身を含む): 2099169792

約数和(自身を除く): 1224556352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 10160, 20320, 21521, 40640, 43042, 86084, 107605, 172168, 215210, 344336, 430420, 688672, 860840, 1377344, 1721680, 2733167, 3443360, 5466334, 6886720, 10932668, 13665835, 21865336, 27331670, 43730672, 54663340, 87461344, 109326680, 174922688, 218653360, 437306720, 874613440]

約数ペア:

[(1, 874613440), (2, 437306720), (4, 218653360), (5, 174922688), (8, 109326680), (10, 87461344), (16, 54663340), (20, 43730672), (32, 27331670), (40, 21865336), (64, 13665835), (80, 10932668), (127, 6886720), (160, 5466334), (254, 3443360), (320, 2733167), (508, 1721680), (635, 1377344), (1016, 860840), (1270, 688672), (2032, 430420), (2540, 344336), (4064, 215210), (5080, 172168), (8128, 107605), (10160, 86084), (20320, 43042), (21521, 40640)]