20131108520

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3013639}}^1$

素因数の和:3013817

約数の個数: 32

約数和(自身を含む): 45566236800

約数和(自身を除く): 25435128280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 3013639, 6027278, 12054556, 15068195, 24109112, 30136390, 60272780, 120545560, 503277713, 1006555426, 2013110852, 2516388565, 4026221704, 5032777130, 10065554260, 20131108520]

約数ペア:

[(1, 20131108520), (2, 10065554260), (4, 5032777130), (5, 4026221704), (8, 2516388565), (10, 2013110852), (20, 1006555426), (40, 503277713), (167, 120545560), (334, 60272780), (668, 30136390), (835, 24109112), (1336, 15068195), (1670, 12054556), (3340, 6027278), (6680, 3013639)]