193164020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19433}}^1$

素因数の和:19520

約数の個数: 48

約数和(自身を含む): 470147328

約数和(自身を除く): 276983308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 19433, 38866, 77732, 97165, 136031, 194330, 272062, 388660, 544124, 680155, 1360310, 1379743, 2720620, 2759486, 5518972, 6898715, 9658201, 13797430, 19316402, 27594860, 38632804, 48291005, 96582010, 193164020]

約数ペア:

[(1, 193164020), (2, 96582010), (4, 48291005), (5, 38632804), (7, 27594860), (10, 19316402), (14, 13797430), (20, 9658201), (28, 6898715), (35, 5518972), (70, 2759486), (71, 2720620), (140, 1379743), (142, 1360310), (284, 680155), (355, 544124), (497, 388660), (710, 272062), (994, 194330), (1420, 136031), (1988, 97165), (2485, 77732), (4970, 38866), (9940, 19433)]