20264070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 52001280

約数和(自身を除く): 31737210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 73, 95, 114, 146, 190, 219, 285, 365, 438, 487, 570, 730, 974, 1095, 1387, 1461, 2190, 2435, 2774, 2922, 4161, 4870, 6935, 7305, 8322, 9253, 13870, 14610, 18506, 20805, 27759, 35551, 41610, 46265, 55518, 71102, 92530, 106653, 138795, 177755, 213306, 277590, 355510, 533265, 675469, 1066530, 1350938, 2026407, 3377345, 4052814, 6754690, 10132035, 20264070]

約数ペア:

[(1, 20264070), (2, 10132035), (3, 6754690), (5, 4052814), (6, 3377345), (10, 2026407), (15, 1350938), (19, 1066530), (30, 675469), (38, 533265), (57, 355510), (73, 277590), (95, 213306), (114, 177755), (146, 138795), (190, 106653), (219, 92530), (285, 71102), (365, 55518), (438, 46265), (487, 41610), (570, 35551), (730, 27759), (974, 20805), (1095, 18506), (1387, 14610), (1461, 13870), (2190, 9253), (2435, 8322), (2774, 7305), (2922, 6935), (4161, 4870)]