20194202280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{775507}}^1$

素因数の和:775559

約数の個数: 128

約数和(自身を含む): 71470817280

約数和(自身を除く): 51276615000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 775507, 1551014, 2326521, 3102028, 3877535, 4653042, 5428549, 6204056, 7755070, 9306084, 10857098, 11632605, 15510140, 16285647, 18612168, 21714196, 23265210, 24040717, 27142745, 31020280, 32571294, 43428392, 46530420, 48081434, 54285490, 65142588, 72122151, 81428235, 93060840, 96162868, 108570980, 120203585, 130285176, 144244302, 162856470, 168285019, 192325736, 217141960, 240407170, 288488604, 325712940, 336570038, 360610755, 480814340, 504855057, 576977208, 651425880, 673140076, 721221510, 841425095, 961628680, 1009710114, 1346280152, 1442443020, 1682850190, 2019420228, 2524275285, 2884886040, 3365700380, 4038840456, 5048550570, 6731400760, 10097101140, 20194202280]

約数ペア:

[(1, 20194202280), (2, 10097101140), (3, 6731400760), (4, 5048550570), (5, 4038840456), (6, 3365700380), (7, 2884886040), (8, 2524275285), (10, 2019420228), (12, 1682850190), (14, 1442443020), (15, 1346280152), (20, 1009710114), (21, 961628680), (24, 841425095), (28, 721221510), (30, 673140076), (31, 651425880), (35, 576977208), (40, 504855057), (42, 480814340), (56, 360610755), (60, 336570038), (62, 325712940), (70, 288488604), (84, 240407170), (93, 217141960), (105, 192325736), (120, 168285019), (124, 162856470), (140, 144244302), (155, 130285176), (168, 120203585), (186, 108570980), (210, 96162868), (217, 93060840), (248, 81428235), (280, 72122151), (310, 65142588), (372, 54285490), (420, 48081434), (434, 46530420), (465, 43428392), (620, 32571294), (651, 31020280), (744, 27142745), (840, 24040717), (868, 23265210), (930, 21714196), (1085, 18612168), (1240, 16285647), (1302, 15510140), (1736, 11632605), (1860, 10857098), (2170, 9306084), (2604, 7755070), (3255, 6204056), (3720, 5428549), (4340, 4653042), (5208, 3877535), (6510, 3102028), (8680, 2326521), (13020, 1551014), (26040, 775507)]