2021235260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{248309}}^1$

素因数の和:248366

約数の個数: 48

約数和(自身を含む): 4755633120

約数和(自身を除く): 2734397860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 248309, 496618, 993236, 1241545, 2483090, 2731399, 4966180, 5462798, 9187433, 10925596, 13656995, 18374866, 27313990, 36749732, 45937165, 54627980, 91874330, 101061763, 183748660, 202123526, 404247052, 505308815, 1010617630, 2021235260]

約数ペア:

[(1, 2021235260), (2, 1010617630), (4, 505308815), (5, 404247052), (10, 202123526), (11, 183748660), (20, 101061763), (22, 91874330), (37, 54627980), (44, 45937165), (55, 36749732), (74, 27313990), (110, 18374866), (148, 13656995), (185, 10925596), (220, 9187433), (370, 5462798), (407, 4966180), (740, 2731399), (814, 2483090), (1628, 1241545), (2035, 993236), (4070, 496618), (8140, 248309)]