20064037240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{2239}}^1$

素因数の和:3189

約数の個数: 128

約数和(自身を含む): 51254784000

約数和(自身を除く): 31190746760

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 907, 988, 1235, 1814, 1976, 2239, 2470, 3628, 4478, 4535, 4940, 7256, 8956, 9070, 9880, 11195, 11791, 17233, 17912, 18140, 22390, 23582, 29107, 34466, 36280, 42541, 44780, 47164, 58214, 58955, 68932, 85082, 86165, 89560, 94328, 116428, 117910, 137864, 145535, 170164, 172330, 212705, 224029, 232856, 235820, 291070, 340328, 344660, 425410, 448058, 471640, 553033, 582140, 689320, 850820, 896116, 1106066, 1120145, 1164280, 1701640, 1792232, 2030773, 2212132, 2240290, 2765165, 4061546, 4424264, 4480580, 5530330, 8123092, 8961160, 10153865, 11060660, 16246184, 20307730, 22121320, 26400049, 38584687, 40615460, 52800098, 77169374, 81230920, 105600196, 132000245, 154338748, 192923435, 211200392, 264000490, 308677496, 385846870, 501600931, 528000980, 771693740, 1003201862, 1056001960, 1543387480, 2006403724, 2508004655, 4012807448, 5016009310, 10032018620, 20064037240]

約数ペア:

[(1, 20064037240), (2, 10032018620), (4, 5016009310), (5, 4012807448), (8, 2508004655), (10, 2006403724), (13, 1543387480), (19, 1056001960), (20, 1003201862), (26, 771693740), (38, 528000980), (40, 501600931), (52, 385846870), (65, 308677496), (76, 264000490), (95, 211200392), (104, 192923435), (130, 154338748), (152, 132000245), (190, 105600196), (247, 81230920), (260, 77169374), (380, 52800098), (494, 40615460), (520, 38584687), (760, 26400049), (907, 22121320), (988, 20307730), (1235, 16246184), (1814, 11060660), (1976, 10153865), (2239, 8961160), (2470, 8123092), (3628, 5530330), (4478, 4480580), (4535, 4424264), (4940, 4061546), (7256, 2765165), (8956, 2240290), (9070, 2212132), (9880, 2030773), (11195, 1792232), (11791, 1701640), (17233, 1164280), (17912, 1120145), (18140, 1106066), (22390, 896116), (23582, 850820), (29107, 689320), (34466, 582140), (36280, 553033), (42541, 471640), (44780, 448058), (47164, 425410), (58214, 344660), (58955, 340328), (68932, 291070), (85082, 235820), (86165, 232856), (89560, 224029), (94328, 212705), (116428, 172330), (117910, 170164), (137864, 145535)]