396676120

素因数分解:

$2^3\times 5^1\times {\mathrm{9916903}}^1$

素因数の和:9916914

約数の個数: 16

約数和(自身を含む): 892521360

約数和(自身を除く): 495845240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9916903, 19833806, 39667612, 49584515, 79335224, 99169030, 198338060, 396676120]

約数ペア:

[(1, 396676120), (2, 198338060), (4, 99169030), (5, 79335224), (8, 49584515), (10, 39667612), (20, 19833806), (40, 9916903)]