2019657325

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{863}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 2941526016

約数和(自身を除く): 921868691

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 311, 863, 1075, 1505, 1555, 2177, 4315, 6041, 7525, 7775, 10885, 13373, 21575, 30205, 37109, 54425, 66865, 93611, 151025, 185545, 259763, 268393, 334325, 468055, 927725, 1298815, 1341965, 1878751, 2340275, 6494075, 6709825, 9393755, 11540899, 46968775, 57704495, 80786293, 288522475, 403931465, 2019657325]

約数ペア:

[(1, 2019657325), (5, 403931465), (7, 288522475), (25, 80786293), (35, 57704495), (43, 46968775), (175, 11540899), (215, 9393755), (301, 6709825), (311, 6494075), (863, 2340275), (1075, 1878751), (1505, 1341965), (1555, 1298815), (2177, 927725), (4315, 468055), (6041, 334325), (7525, 268393), (7775, 259763), (10885, 185545), (13373, 151025), (21575, 93611), (30205, 66865), (37109, 54425)]