30874960

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2311}}^1$

素因数の和:2491

約数の個数: 40

約数和(自身を含む): 72245376

約数和(自身を除く): 41370416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2311, 2672, 3340, 4622, 6680, 9244, 11555, 13360, 18488, 23110, 36976, 46220, 92440, 184880, 385937, 771874, 1543748, 1929685, 3087496, 3859370, 6174992, 7718740, 15437480, 30874960]

約数ペア:

[(1, 30874960), (2, 15437480), (4, 7718740), (5, 6174992), (8, 3859370), (10, 3087496), (16, 1929685), (20, 1543748), (40, 771874), (80, 385937), (167, 184880), (334, 92440), (668, 46220), (835, 36976), (1336, 23110), (1670, 18488), (2311, 13360), (2672, 11555), (3340, 9244), (4622, 6680)]