5180840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{18503}}^1$

素因数の和:18521

約数の個数: 32

約数和(自身を含む): 13322880

約数和(自身を除く): 8142040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 18503, 37006, 74012, 92515, 129521, 148024, 185030, 259042, 370060, 518084, 647605, 740120, 1036168, 1295210, 2590420, 5180840]

約数ペア:

[(1, 5180840), (2, 2590420), (4, 1295210), (5, 1036168), (7, 740120), (8, 647605), (10, 518084), (14, 370060), (20, 259042), (28, 185030), (35, 148024), (40, 129521), (56, 92515), (70, 74012), (140, 37006), (280, 18503)]