20334880

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1829

約数の個数: 48

約数和(自身を含む): 48727224

約数和(自身を除く): 28392344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 1741, 2336, 2920, 3482, 5840, 6964, 8705, 11680, 13928, 17410, 27856, 34820, 55712, 69640, 127093, 139280, 254186, 278560, 508372, 635465, 1016744, 1270930, 2033488, 2541860, 4066976, 5083720, 10167440, 20334880]

約数ペア:

[(1, 20334880), (2, 10167440), (4, 5083720), (5, 4066976), (8, 2541860), (10, 2033488), (16, 1270930), (20, 1016744), (32, 635465), (40, 508372), (73, 278560), (80, 254186), (146, 139280), (160, 127093), (292, 69640), (365, 55712), (584, 34820), (730, 27856), (1168, 17410), (1460, 13928), (1741, 11680), (2336, 8705), (2920, 6964), (3482, 5840)]