42654640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1291}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 115349760

約数和(自身を除く): 72695120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1180, 1291, 1652, 2065, 2360, 2582, 3304, 4130, 4720, 5164, 6455, 6608, 8260, 9037, 10328, 12910, 16520, 18074, 20656, 25820, 33040, 36148, 45185, 51640, 72296, 76169, 90370, 103280, 144592, 152338, 180740, 304676, 361480, 380845, 533183, 609352, 722960, 761690, 1066366, 1218704, 1523380, 2132732, 2665915, 3046760, 4265464, 5331830, 6093520, 8530928, 10663660, 21327320, 42654640]

約数ペア:

[(1, 42654640), (2, 21327320), (4, 10663660), (5, 8530928), (7, 6093520), (8, 5331830), (10, 4265464), (14, 3046760), (16, 2665915), (20, 2132732), (28, 1523380), (35, 1218704), (40, 1066366), (56, 761690), (59, 722960), (70, 609352), (80, 533183), (112, 380845), (118, 361480), (140, 304676), (236, 180740), (280, 152338), (295, 144592), (413, 103280), (472, 90370), (560, 76169), (590, 72296), (826, 51640), (944, 45185), (1180, 36148), (1291, 33040), (1652, 25820), (2065, 20656), (2360, 18074), (2582, 16520), (3304, 12910), (4130, 10328), (4720, 9037), (5164, 8260), (6455, 6608)]