39826640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71119}}^1$

素因数の和:71139

約数の個数: 40

約数和(自身を含む): 105826560

約数和(自身を除く): 65999920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71119, 142238, 284476, 355595, 497833, 568952, 711190, 995666, 1137904, 1422380, 1991332, 2489165, 2844760, 3982664, 4978330, 5689520, 7965328, 9956660, 19913320, 39826640]

約数ペア:

[(1, 39826640), (2, 19913320), (4, 9956660), (5, 7965328), (7, 5689520), (8, 4978330), (10, 3982664), (14, 2844760), (16, 2489165), (20, 1991332), (28, 1422380), (35, 1137904), (40, 995666), (56, 711190), (70, 568952), (80, 497833), (112, 355595), (140, 284476), (280, 142238), (560, 71119)]