20079791340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{49853}}^1$

素因数の和:50016

約数の個数: 144

約数和(自身を含む): 65881462752

約数和(自身を除く): 45801671412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 210, 245, 274, 294, 411, 420, 490, 548, 588, 685, 735, 822, 959, 980, 1370, 1470, 1644, 1918, 2055, 2740, 2877, 2940, 3836, 4110, 4795, 5754, 6713, 8220, 9590, 11508, 13426, 14385, 19180, 20139, 26852, 28770, 33565, 40278, 49853, 57540, 67130, 80556, 99706, 100695, 134260, 149559, 199412, 201390, 249265, 299118, 348971, 402780, 498530, 598236, 697942, 747795, 997060, 1046913, 1395884, 1495590, 1744855, 2093826, 2442797, 2991180, 3489710, 4187652, 4885594, 5234565, 6829861, 6979420, 7328391, 9771188, 10469130, 12213985, 13659722, 14656782, 20489583, 20938260, 24427970, 27319444, 29313564, 34149305, 36641955, 40979166, 47809027, 48855940, 68298610, 73283910, 81958332, 95618054, 102447915, 136597220, 143427081, 146567820, 191236108, 204895830, 239045135, 286854162, 334663189, 409791660, 478090270, 573708324, 669326378, 717135405, 956180540, 1003989567, 1338652756, 1434270810, 1673315945, 2007979134, 2868541620, 3346631890, 4015958268, 5019947835, 6693263780, 10039895670, 20079791340]

約数ペア:

[(1, 20079791340), (2, 10039895670), (3, 6693263780), (4, 5019947835), (5, 4015958268), (6, 3346631890), (7, 2868541620), (10, 2007979134), (12, 1673315945), (14, 1434270810), (15, 1338652756), (20, 1003989567), (21, 956180540), (28, 717135405), (30, 669326378), (35, 573708324), (42, 478090270), (49, 409791660), (60, 334663189), (70, 286854162), (84, 239045135), (98, 204895830), (105, 191236108), (137, 146567820), (140, 143427081), (147, 136597220), (196, 102447915), (210, 95618054), (245, 81958332), (274, 73283910), (294, 68298610), (411, 48855940), (420, 47809027), (490, 40979166), (548, 36641955), (588, 34149305), (685, 29313564), (735, 27319444), (822, 24427970), (959, 20938260), (980, 20489583), (1370, 14656782), (1470, 13659722), (1644, 12213985), (1918, 10469130), (2055, 9771188), (2740, 7328391), (2877, 6979420), (2940, 6829861), (3836, 5234565), (4110, 4885594), (4795, 4187652), (5754, 3489710), (6713, 2991180), (8220, 2442797), (9590, 2093826), (11508, 1744855), (13426, 1495590), (14385, 1395884), (19180, 1046913), (20139, 997060), (26852, 747795), (28770, 697942), (33565, 598236), (40278, 498530), (49853, 402780), (57540, 348971), (67130, 299118), (80556, 249265), (99706, 201390), (100695, 199412), (134260, 149559)]