418348520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{69263}}^1$

素因数の和:69425

約数の個数: 32

約数和(自身を含む): 947531520

約数和(自身を除く): 529183000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 69263, 138526, 277052, 346315, 554104, 692630, 1385260, 2770520, 10458713, 20917426, 41834852, 52293565, 83669704, 104587130, 209174260, 418348520]

約数ペア:

[(1, 418348520), (2, 209174260), (4, 104587130), (5, 83669704), (8, 52293565), (10, 41834852), (20, 20917426), (40, 10458713), (151, 2770520), (302, 1385260), (604, 692630), (755, 554104), (1208, 346315), (1510, 277052), (3020, 138526), (6040, 69263)]