2030380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{839}}^1$

素因数の和:870

約数の個数: 36

約数和(自身を含む): 4692240

約数和(自身を除く): 2661860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 839, 1210, 1678, 2420, 3356, 4195, 8390, 9229, 16780, 18458, 36916, 46145, 92290, 101519, 184580, 203038, 406076, 507595, 1015190, 2030380]

約数ペア:

[(1, 2030380), (2, 1015190), (4, 507595), (5, 406076), (10, 203038), (11, 184580), (20, 101519), (22, 92290), (44, 46145), (55, 36916), (110, 18458), (121, 16780), (220, 9229), (242, 8390), (484, 4195), (605, 3356), (839, 2420), (1210, 1678)]