4095260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 9760800

約数和(自身を除く): 5665540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 829, 988, 1235, 1658, 2470, 3316, 4145, 4940, 8290, 10777, 15751, 16580, 21554, 31502, 43108, 53885, 63004, 78755, 107770, 157510, 204763, 215540, 315020, 409526, 819052, 1023815, 2047630, 4095260]

約数ペア:

[(1, 4095260), (2, 2047630), (4, 1023815), (5, 819052), (10, 409526), (13, 315020), (19, 215540), (20, 204763), (26, 157510), (38, 107770), (52, 78755), (65, 63004), (76, 53885), (95, 43108), (130, 31502), (190, 21554), (247, 16580), (260, 15751), (380, 10777), (494, 8290), (829, 4940), (988, 4145), (1235, 3316), (1658, 2470)]