2073102020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{132721}}^1$

素因数の和:132812

約数の個数: 48

約数和(自身を含む): 4816215936

約数和(自身を除く): 2743113916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 132721, 265442, 530884, 663605, 1327210, 1459931, 2654420, 2919862, 5839724, 7299655, 9423191, 14599310, 18846382, 29198620, 37692764, 47115955, 94231910, 103655101, 188463820, 207310202, 414620404, 518275505, 1036551010, 2073102020]

約数ペア:

[(1, 2073102020), (2, 1036551010), (4, 518275505), (5, 414620404), (10, 207310202), (11, 188463820), (20, 103655101), (22, 94231910), (44, 47115955), (55, 37692764), (71, 29198620), (110, 18846382), (142, 14599310), (220, 9423191), (284, 7299655), (355, 5839724), (710, 2919862), (781, 2654420), (1420, 1459931), (1562, 1327210), (3124, 663605), (3905, 530884), (7810, 265442), (15620, 132721)]