2019670660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{351859}}^1$

素因数の和:351916

約数の個数: 48

約数和(自身を含む): 4965448320

約数和(自身を除く): 2945777660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 351859, 703718, 1407436, 1759295, 2463013, 3518590, 4926026, 7037180, 9852052, 12315065, 14426219, 24630130, 28852438, 49260260, 57704876, 72131095, 100983533, 144262190, 201967066, 288524380, 403934132, 504917665, 1009835330, 2019670660]

約数ペア:

[(1, 2019670660), (2, 1009835330), (4, 504917665), (5, 403934132), (7, 288524380), (10, 201967066), (14, 144262190), (20, 100983533), (28, 72131095), (35, 57704876), (41, 49260260), (70, 28852438), (82, 24630130), (140, 14426219), (164, 12315065), (205, 9852052), (287, 7037180), (410, 4926026), (574, 3518590), (820, 2463013), (1148, 1759295), (1435, 1407436), (2870, 703718), (5740, 351859)]