1990486980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3686087}}^1$

素因数の和:3686105

約数の個数: 48

約数和(自身を含む): 6192627840

約数和(自身を除く): 4202140860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3686087, 7372174, 11058261, 14744348, 18430435, 22116522, 33174783, 36860870, 44233044, 55291305, 66349566, 73721740, 99524349, 110582610, 132699132, 165873915, 199048698, 221165220, 331747830, 398097396, 497621745, 663495660, 995243490, 1990486980]

約数ペア:

[(1, 1990486980), (2, 995243490), (3, 663495660), (4, 497621745), (5, 398097396), (6, 331747830), (9, 221165220), (10, 199048698), (12, 165873915), (15, 132699132), (18, 110582610), (20, 99524349), (27, 73721740), (30, 66349566), (36, 55291305), (45, 44233044), (54, 36860870), (60, 33174783), (90, 22116522), (108, 18430435), (135, 14744348), (180, 11058261), (270, 7372174), (540, 3686087)]