54347720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2897}}^1$

素因数の和:2982

約数の個数: 64

約数和(自身を含む): 141886080

約数和(自身を除く): 87538360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 2897, 3752, 4690, 5794, 9380, 11588, 14485, 18760, 20279, 23176, 28970, 40558, 57940, 81116, 101395, 115880, 162232, 194099, 202790, 388198, 405580, 776396, 811160, 970495, 1358693, 1552792, 1940990, 2717386, 3881980, 5434772, 6793465, 7763960, 10869544, 13586930, 27173860, 54347720]

約数ペア:

[(1, 54347720), (2, 27173860), (4, 13586930), (5, 10869544), (7, 7763960), (8, 6793465), (10, 5434772), (14, 3881980), (20, 2717386), (28, 1940990), (35, 1552792), (40, 1358693), (56, 970495), (67, 811160), (70, 776396), (134, 405580), (140, 388198), (268, 202790), (280, 194099), (335, 162232), (469, 115880), (536, 101395), (670, 81116), (938, 57940), (1340, 40558), (1876, 28970), (2345, 23176), (2680, 20279), (2897, 18760), (3752, 14485), (4690, 11588), (5794, 9380)]