13906980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{77261}}^1$

素因数の和:77276

約数の個数: 36

約数和(自身を含む): 42185052

約数和(自身を除く): 28278072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 77261, 154522, 231783, 309044, 386305, 463566, 695349, 772610, 927132, 1158915, 1390698, 1545220, 2317830, 2781396, 3476745, 4635660, 6953490, 13906980]

約数ペア:

[(1, 13906980), (2, 6953490), (3, 4635660), (4, 3476745), (5, 2781396), (6, 2317830), (9, 1545220), (10, 1390698), (12, 1158915), (15, 927132), (18, 772610), (20, 695349), (30, 463566), (36, 386305), (45, 309044), (60, 231783), (90, 154522), (180, 77261)]