868664440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3102373}}^1$

素因数の和:3102391

約数の個数: 32

約数和(自身を含む): 2233709280

約数和(自身を除く): 1365044840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3102373, 6204746, 12409492, 15511865, 21716611, 24818984, 31023730, 43433222, 62047460, 86866444, 108583055, 124094920, 173732888, 217166110, 434332220, 868664440]

約数ペア:

[(1, 868664440), (2, 434332220), (4, 217166110), (5, 173732888), (7, 124094920), (8, 108583055), (10, 86866444), (14, 62047460), (20, 43433222), (28, 31023730), (35, 24818984), (40, 21716611), (56, 15511865), (70, 12409492), (140, 6204746), (280, 3102373)]