12391380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{7649}}^1$

素因数の和:7670

約数の個数: 60

約数和(自身を含む): 38877300

約数和(自身を除く): 26485920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 7649, 15298, 22947, 30596, 38245, 45894, 68841, 76490, 91788, 114735, 137682, 152980, 206523, 229470, 275364, 344205, 413046, 458940, 619569, 688410, 826092, 1032615, 1239138, 1376820, 2065230, 2478276, 3097845, 4130460, 6195690, 12391380]

約数ペア:

[(1, 12391380), (2, 6195690), (3, 4130460), (4, 3097845), (5, 2478276), (6, 2065230), (9, 1376820), (10, 1239138), (12, 1032615), (15, 826092), (18, 688410), (20, 619569), (27, 458940), (30, 413046), (36, 344205), (45, 275364), (54, 229470), (60, 206523), (81, 152980), (90, 137682), (108, 114735), (135, 91788), (162, 76490), (180, 68841), (270, 45894), (324, 38245), (405, 30596), (540, 22947), (810, 15298), (1620, 7649)]