8519038480

素因数分解:

$2^4\times 5^1\times {\mathrm{106487981}}^1$

素因数の和:106487994

約数の個数: 20

約数和(自身を含む): 19806764652

約数和(自身を除く): 11287726172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106487981, 212975962, 425951924, 532439905, 851903848, 1064879810, 1703807696, 2129759620, 4259519240, 8519038480]

約数ペア:

[(1, 8519038480), (2, 4259519240), (4, 2129759620), (5, 1703807696), (8, 1064879810), (10, 851903848), (16, 532439905), (20, 425951924), (40, 212975962), (80, 106487981)]