20180250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{8969}}^1$

素因数の和:8992

約数の個数: 48

約数和(自身を含む): 54573480

約数和(自身を除く): 34393230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 8969, 17938, 26907, 44845, 53814, 80721, 89690, 134535, 161442, 224225, 269070, 403605, 448450, 672675, 807210, 1121125, 1345350, 2018025, 2242250, 3363375, 4036050, 6726750, 10090125, 20180250]

約数ペア:

[(1, 20180250), (2, 10090125), (3, 6726750), (5, 4036050), (6, 3363375), (9, 2242250), (10, 2018025), (15, 1345350), (18, 1121125), (25, 807210), (30, 672675), (45, 448450), (50, 403605), (75, 269070), (90, 224225), (125, 161442), (150, 134535), (225, 89690), (250, 80721), (375, 53814), (450, 44845), (750, 26907), (1125, 17938), (2250, 8969)]