397303360

素因数分解:

$2^6\times 5^1\times {\mathrm{1241573}}^1$

素因数の和:1241590

約数の個数: 28

約数和(自身を含む): 946079388

約数和(自身を除く): 548776028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1241573, 2483146, 4966292, 6207865, 9932584, 12415730, 19865168, 24831460, 39730336, 49662920, 79460672, 99325840, 198651680, 397303360]

約数ペア:

[(1, 397303360), (2, 198651680), (4, 99325840), (5, 79460672), (8, 49662920), (10, 39730336), (16, 24831460), (20, 19865168), (32, 12415730), (40, 9932584), (64, 6207865), (80, 4966292), (160, 2483146), (320, 1241573)]