1589980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 3923136

約数和(自身を除く): 2333156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 277, 287, 410, 554, 574, 820, 1108, 1148, 1385, 1435, 1939, 2770, 2870, 3878, 5540, 5740, 7756, 9695, 11357, 19390, 22714, 38780, 45428, 56785, 79499, 113570, 158998, 227140, 317996, 397495, 794990, 1589980]

約数ペア:

[(1, 1589980), (2, 794990), (4, 397495), (5, 317996), (7, 227140), (10, 158998), (14, 113570), (20, 79499), (28, 56785), (35, 45428), (41, 38780), (70, 22714), (82, 19390), (140, 11357), (164, 9695), (205, 7756), (277, 5740), (287, 5540), (410, 3878), (554, 2870), (574, 2770), (820, 1939), (1108, 1435), (1148, 1385)]