123030380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{50839}}^1$

素因数の和:50870

約数の個数: 36

約数和(自身を含む): 283992240

約数和(自身を除く): 160961860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 50839, 101678, 203356, 254195, 508390, 559229, 1016780, 1118458, 2236916, 2796145, 5592290, 6151519, 11184580, 12303038, 24606076, 30757595, 61515190, 123030380]

約数ペア:

[(1, 123030380), (2, 61515190), (4, 30757595), (5, 24606076), (10, 12303038), (11, 11184580), (20, 6151519), (22, 5592290), (44, 2796145), (55, 2236916), (110, 1118458), (121, 1016780), (220, 559229), (242, 508390), (484, 254195), (605, 203356), (1210, 101678), (2420, 50839)]