26720480

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 67604544

約数和(自身を除く): 40884064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 80, 92, 106, 115, 137, 160, 184, 212, 230, 265, 274, 368, 424, 460, 530, 548, 685, 736, 848, 920, 1060, 1096, 1219, 1370, 1696, 1840, 2120, 2192, 2438, 2740, 3151, 3680, 4240, 4384, 4876, 5480, 6095, 6302, 7261, 8480, 9752, 10960, 12190, 12604, 14522, 15755, 19504, 21920, 24380, 25208, 29044, 31510, 36305, 39008, 48760, 50416, 58088, 63020, 72610, 97520, 100832, 116176, 126040, 145220, 167003, 195040, 232352, 252080, 290440, 334006, 504160, 580880, 668012, 835015, 1161760, 1336024, 1670030, 2672048, 3340060, 5344096, 6680120, 13360240, 26720480]

約数ペア:

[(1, 26720480), (2, 13360240), (4, 6680120), (5, 5344096), (8, 3340060), (10, 2672048), (16, 1670030), (20, 1336024), (23, 1161760), (32, 835015), (40, 668012), (46, 580880), (53, 504160), (80, 334006), (92, 290440), (106, 252080), (115, 232352), (137, 195040), (160, 167003), (184, 145220), (212, 126040), (230, 116176), (265, 100832), (274, 97520), (368, 72610), (424, 63020), (460, 58088), (530, 50416), (548, 48760), (685, 39008), (736, 36305), (848, 31510), (920, 29044), (1060, 25208), (1096, 24380), (1219, 21920), (1370, 19504), (1696, 15755), (1840, 14522), (2120, 12604), (2192, 12190), (2438, 10960), (2740, 9752), (3151, 8480), (3680, 7261), (4240, 6302), (4384, 6095), (4876, 5480)]