818577040

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{67763}}^1$

素因数の和:67927

約数の個数: 40

約数和(自身を含む): 1915823808

約数和(自身を除く): 1097246768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 67763, 135526, 271052, 338815, 542104, 677630, 1084208, 1355260, 2710520, 5421040, 10232213, 20464426, 40928852, 51161065, 81857704, 102322130, 163715408, 204644260, 409288520, 818577040]

約数ペア:

[(1, 818577040), (2, 409288520), (4, 204644260), (5, 163715408), (8, 102322130), (10, 81857704), (16, 51161065), (20, 40928852), (40, 20464426), (80, 10232213), (151, 5421040), (302, 2710520), (604, 1355260), (755, 1084208), (1208, 677630), (1510, 542104), (2416, 338815), (3020, 271052), (6040, 135526), (12080, 67763)]