22740720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5022

約数の個数: 80

約数和(自身を含む): 74221440

約数和(自身を除く): 51480720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4987, 9974, 14961, 19948, 24935, 29922, 39896, 49870, 59844, 74805, 79792, 94753, 99740, 119688, 149610, 189506, 199480, 239376, 284259, 299220, 379012, 398960, 473765, 568518, 598440, 758024, 947530, 1137036, 1196880, 1421295, 1516048, 1895060, 2274072, 2842590, 3790120, 4548144, 5685180, 7580240, 11370360, 22740720]

約数ペア:

[(1, 22740720), (2, 11370360), (3, 7580240), (4, 5685180), (5, 4548144), (6, 3790120), (8, 2842590), (10, 2274072), (12, 1895060), (15, 1516048), (16, 1421295), (19, 1196880), (20, 1137036), (24, 947530), (30, 758024), (38, 598440), (40, 568518), (48, 473765), (57, 398960), (60, 379012), (76, 299220), (80, 284259), (95, 239376), (114, 199480), (120, 189506), (152, 149610), (190, 119688), (228, 99740), (240, 94753), (285, 79792), (304, 74805), (380, 59844), (456, 49870), (570, 39896), (760, 29922), (912, 24935), (1140, 19948), (1520, 14961), (2280, 9974), (4560, 4987)]