20246969920

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{21661}}^1$

素因数の和:21828

約数の個数: 112

約数和(自身を含む): 50707795968

約数和(自身を除く): 30460826048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 127, 160, 184, 230, 254, 320, 368, 460, 508, 635, 736, 920, 1016, 1270, 1472, 1840, 2032, 2540, 2921, 3680, 4064, 5080, 5842, 7360, 8128, 10160, 11684, 14605, 20320, 21661, 23368, 29210, 40640, 43322, 46736, 58420, 86644, 93472, 108305, 116840, 173288, 186944, 216610, 233680, 346576, 433220, 467360, 498203, 693152, 866440, 934720, 996406, 1386304, 1732880, 1992812, 2491015, 2750947, 3465760, 3985624, 4982030, 5501894, 6931520, 7971248, 9964060, 11003788, 13754735, 15942496, 19928120, 22007576, 27509470, 31884992, 39856240, 44015152, 55018940, 63271781, 79712480, 88030304, 110037880, 126543562, 159424960, 176060608, 220075760, 253087124, 316358905, 440151520, 506174248, 632717810, 880303040, 1012348496, 1265435620, 2024696992, 2530871240, 4049393984, 5061742480, 10123484960, 20246969920]

約数ペア:

[(1, 20246969920), (2, 10123484960), (4, 5061742480), (5, 4049393984), (8, 2530871240), (10, 2024696992), (16, 1265435620), (20, 1012348496), (23, 880303040), (32, 632717810), (40, 506174248), (46, 440151520), (64, 316358905), (80, 253087124), (92, 220075760), (115, 176060608), (127, 159424960), (160, 126543562), (184, 110037880), (230, 88030304), (254, 79712480), (320, 63271781), (368, 55018940), (460, 44015152), (508, 39856240), (635, 31884992), (736, 27509470), (920, 22007576), (1016, 19928120), (1270, 15942496), (1472, 13754735), (1840, 11003788), (2032, 9964060), (2540, 7971248), (2921, 6931520), (3680, 5501894), (4064, 4982030), (5080, 3985624), (5842, 3465760), (7360, 2750947), (8128, 2491015), (10160, 1992812), (11684, 1732880), (14605, 1386304), (20320, 996406), (21661, 934720), (23368, 866440), (29210, 693152), (40640, 498203), (43322, 467360), (46736, 433220), (58420, 346576), (86644, 233680), (93472, 216610), (108305, 186944), (116840, 173288)]