18828200

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 44729280

約数和(自身を除く): 25901080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2003, 2350, 4006, 4700, 8012, 9400, 10015, 16024, 20030, 40060, 50075, 80120, 94141, 100150, 188282, 200300, 376564, 400600, 470705, 753128, 941410, 1882820, 2353525, 3765640, 4707050, 9414100, 18828200]

約数ペア:

[(1, 18828200), (2, 9414100), (4, 4707050), (5, 3765640), (8, 2353525), (10, 1882820), (20, 941410), (25, 753128), (40, 470705), (47, 400600), (50, 376564), (94, 200300), (100, 188282), (188, 100150), (200, 94141), (235, 80120), (376, 50075), (470, 40060), (940, 20030), (1175, 16024), (1880, 10015), (2003, 9400), (2350, 8012), (4006, 4700)]