1040744980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{66629}}^1$

素因数の和:66720

約数の個数: 48

約数和(自身を含む): 2417869440

約数和(自身を除く): 1377124460

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, 66629, 133258, 266516, 333145, 666290, 732919, 1332580, 1465838, 2931676, 3664595, 4730659, 7329190, 9461318, 14658380, 18922636, 23653295, 47306590, 52037249, 94613180, 104074498, 208148996, 260186245, 520372490, 1040744980]

約数ペア:

[(1, 1040744980), (2, 520372490), (4, 260186245), (5, 208148996), (10, 104074498), (11, 94613180), (20, 52037249), (22, 47306590), (44, 23653295), (55, 18922636), (71, 14658380), (110, 9461318), (142, 7329190), (220, 4730659), (284, 3664595), (355, 2931676), (710, 1465838), (781, 1332580), (1420, 732919), (1562, 666290), (3124, 333145), (3905, 266516), (7810, 133258), (15620, 66629)]