2021145700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2671}}^1$

素因数の和:2762

約数の個数: 144

約数和(自身を含む): 5343657984

約数和(自身を除く): 3322512284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 47, 50, 70, 92, 94, 100, 115, 140, 161, 175, 188, 230, 235, 322, 329, 350, 460, 470, 575, 644, 658, 700, 805, 940, 1081, 1150, 1175, 1316, 1610, 1645, 2162, 2300, 2350, 2671, 3220, 3290, 4025, 4324, 4700, 5342, 5405, 6580, 7567, 8050, 8225, 10684, 10810, 13355, 15134, 16100, 16450, 18697, 21620, 26710, 27025, 30268, 32900, 37394, 37835, 53420, 54050, 61433, 66775, 74788, 75670, 93485, 108100, 122866, 125537, 133550, 151340, 186970, 189175, 245732, 251074, 267100, 307165, 373940, 378350, 430031, 467425, 502148, 614330, 627685, 756700, 860062, 878759, 934850, 1228660, 1255370, 1535825, 1720124, 1757518, 1869700, 2150155, 2510740, 2887351, 3071650, 3138425, 3515036, 4300310, 4393795, 5774702, 6143300, 6276850, 8600620, 8787590, 10750775, 11549404, 12553700, 14436755, 17575180, 20211457, 21501550, 21968975, 28873510, 40422914, 43003100, 43937950, 57747020, 72183775, 80845828, 87875900, 101057285, 144367550, 202114570, 288735100, 404229140, 505286425, 1010572850, 2021145700]

約数ペア:

[(1, 2021145700), (2, 1010572850), (4, 505286425), (5, 404229140), (7, 288735100), (10, 202114570), (14, 144367550), (20, 101057285), (23, 87875900), (25, 80845828), (28, 72183775), (35, 57747020), (46, 43937950), (47, 43003100), (50, 40422914), (70, 28873510), (92, 21968975), (94, 21501550), (100, 20211457), (115, 17575180), (140, 14436755), (161, 12553700), (175, 11549404), (188, 10750775), (230, 8787590), (235, 8600620), (322, 6276850), (329, 6143300), (350, 5774702), (460, 4393795), (470, 4300310), (575, 3515036), (644, 3138425), (658, 3071650), (700, 2887351), (805, 2510740), (940, 2150155), (1081, 1869700), (1150, 1757518), (1175, 1720124), (1316, 1535825), (1610, 1255370), (1645, 1228660), (2162, 934850), (2300, 878759), (2350, 860062), (2671, 756700), (3220, 627685), (3290, 614330), (4025, 502148), (4324, 467425), (4700, 430031), (5342, 378350), (5405, 373940), (6580, 307165), (7567, 267100), (8050, 251074), (8225, 245732), (10684, 189175), (10810, 186970), (13355, 151340), (15134, 133550), (16100, 125537), (16450, 122866), (18697, 108100), (21620, 93485), (26710, 75670), (27025, 74788), (30268, 66775), (32900, 61433), (37394, 54050), (37835, 53420)]