20886120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:336

約数の個数: 128

約数和(自身を含む): 70761600

約数和(自身を除く): 49875480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 233, 249, 270, 332, 360, 415, 466, 498, 540, 664, 699, 747, 830, 932, 996, 1080, 1165, 1245, 1398, 1494, 1660, 1864, 1992, 2097, 2241, 2330, 2490, 2796, 2988, 3320, 3495, 3735, 4194, 4482, 4660, 4980, 5592, 5976, 6291, 6990, 7470, 8388, 8964, 9320, 9960, 10485, 11205, 12582, 13980, 14940, 16776, 17928, 19339, 20970, 22410, 25164, 27960, 29880, 31455, 38678, 41940, 44820, 50328, 58017, 62910, 77356, 83880, 89640, 96695, 116034, 125820, 154712, 174051, 193390, 232068, 251640, 290085, 348102, 386780, 464136, 522153, 580170, 696204, 773560, 870255, 1044306, 1160340, 1392408, 1740510, 2088612, 2320680, 2610765, 3481020, 4177224, 5221530, 6962040, 10443060, 20886120]

約数ペア:

[(1, 20886120), (2, 10443060), (3, 6962040), (4, 5221530), (5, 4177224), (6, 3481020), (8, 2610765), (9, 2320680), (10, 2088612), (12, 1740510), (15, 1392408), (18, 1160340), (20, 1044306), (24, 870255), (27, 773560), (30, 696204), (36, 580170), (40, 522153), (45, 464136), (54, 386780), (60, 348102), (72, 290085), (83, 251640), (90, 232068), (108, 193390), (120, 174051), (135, 154712), (166, 125820), (180, 116034), (216, 96695), (233, 89640), (249, 83880), (270, 77356), (332, 62910), (360, 58017), (415, 50328), (466, 44820), (498, 41940), (540, 38678), (664, 31455), (699, 29880), (747, 27960), (830, 25164), (932, 22410), (996, 20970), (1080, 19339), (1165, 17928), (1245, 16776), (1398, 14940), (1494, 13980), (1660, 12582), (1864, 11205), (1992, 10485), (2097, 9960), (2241, 9320), (2330, 8964), (2490, 8388), (2796, 7470), (2988, 6990), (3320, 6291), (3495, 5976), (3735, 5592), (4194, 4980), (4482, 4660)]