20260457920

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{50773}}^1$

素因数の和:50862

約数の個数: 112

約数和(自身を含む): 51070520160

約数和(自身を除く): 30810062240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 116, 145, 160, 172, 215, 232, 290, 320, 344, 430, 464, 580, 688, 860, 928, 1160, 1247, 1376, 1720, 1856, 2320, 2494, 2752, 3440, 4640, 4988, 6235, 6880, 9280, 9976, 12470, 13760, 19952, 24940, 39904, 49880, 50773, 79808, 99760, 101546, 199520, 203092, 253865, 399040, 406184, 507730, 812368, 1015460, 1472417, 1624736, 2030920, 2183239, 2944834, 3249472, 4061840, 4366478, 5889668, 7362085, 8123680, 8732956, 10916195, 11779336, 14724170, 16247360, 17465912, 21832390, 23558672, 29448340, 34931824, 43664780, 47117344, 58896680, 63313931, 69863648, 87329560, 94234688, 117793360, 126627862, 139727296, 174659120, 235586720, 253255724, 316569655, 349318240, 471173440, 506511448, 633139310, 698636480, 1013022896, 1266278620, 2026045792, 2532557240, 4052091584, 5065114480, 10130228960, 20260457920]

約数ペア:

[(1, 20260457920), (2, 10130228960), (4, 5065114480), (5, 4052091584), (8, 2532557240), (10, 2026045792), (16, 1266278620), (20, 1013022896), (29, 698636480), (32, 633139310), (40, 506511448), (43, 471173440), (58, 349318240), (64, 316569655), (80, 253255724), (86, 235586720), (116, 174659120), (145, 139727296), (160, 126627862), (172, 117793360), (215, 94234688), (232, 87329560), (290, 69863648), (320, 63313931), (344, 58896680), (430, 47117344), (464, 43664780), (580, 34931824), (688, 29448340), (860, 23558672), (928, 21832390), (1160, 17465912), (1247, 16247360), (1376, 14724170), (1720, 11779336), (1856, 10916195), (2320, 8732956), (2494, 8123680), (2752, 7362085), (3440, 5889668), (4640, 4366478), (4988, 4061840), (6235, 3249472), (6880, 2944834), (9280, 2183239), (9976, 2030920), (12470, 1624736), (13760, 1472417), (19952, 1015460), (24940, 812368), (39904, 507730), (49880, 406184), (50773, 399040), (79808, 253865), (99760, 203092), (101546, 199520)]