20244967000

素因数分解:

$2^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{1847}}^1$

素因数の和:2078

約数の個数: 128

約数和(自身を含む): 48311303040

約数和(自身を除く): 28066336040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 113, 125, 194, 200, 226, 250, 388, 452, 485, 500, 565, 776, 904, 970, 1000, 1130, 1847, 1940, 2260, 2425, 2825, 3694, 3880, 4520, 4850, 5650, 7388, 9235, 9700, 10961, 11300, 12125, 14125, 14776, 18470, 19400, 21922, 22600, 24250, 28250, 36940, 43844, 46175, 48500, 54805, 56500, 73880, 87688, 92350, 97000, 109610, 113000, 179159, 184700, 208711, 219220, 230875, 274025, 358318, 369400, 417422, 438440, 461750, 548050, 716636, 834844, 895795, 923500, 1043555, 1096100, 1370125, 1433272, 1669688, 1791590, 1847000, 2087110, 2192200, 2740250, 3583180, 4174220, 4478975, 5217775, 5480500, 7166360, 8348440, 8957950, 10435550, 10961000, 17915900, 20244967, 20871100, 22394875, 26088875, 35831800, 40489934, 41742200, 44789750, 52177750, 80979868, 89579500, 101224835, 104355500, 161959736, 179159000, 202449670, 208711000, 404899340, 506124175, 809798680, 1012248350, 2024496700, 2530620875, 4048993400, 5061241750, 10122483500, 20244967000]

約数ペア:

[(1, 20244967000), (2, 10122483500), (4, 5061241750), (5, 4048993400), (8, 2530620875), (10, 2024496700), (20, 1012248350), (25, 809798680), (40, 506124175), (50, 404899340), (97, 208711000), (100, 202449670), (113, 179159000), (125, 161959736), (194, 104355500), (200, 101224835), (226, 89579500), (250, 80979868), (388, 52177750), (452, 44789750), (485, 41742200), (500, 40489934), (565, 35831800), (776, 26088875), (904, 22394875), (970, 20871100), (1000, 20244967), (1130, 17915900), (1847, 10961000), (1940, 10435550), (2260, 8957950), (2425, 8348440), (2825, 7166360), (3694, 5480500), (3880, 5217775), (4520, 4478975), (4850, 4174220), (5650, 3583180), (7388, 2740250), (9235, 2192200), (9700, 2087110), (10961, 1847000), (11300, 1791590), (12125, 1669688), (14125, 1433272), (14776, 1370125), (18470, 1096100), (19400, 1043555), (21922, 923500), (22600, 895795), (24250, 834844), (28250, 716636), (36940, 548050), (43844, 461750), (46175, 438440), (48500, 417422), (54805, 369400), (56500, 358318), (73880, 274025), (87688, 230875), (92350, 219220), (97000, 208711), (109610, 184700), (113000, 179159)]