820364090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{901499}}^1$

素因数の和:901526

約数の個数: 32

約数和(自身を含む): 1817424000

約数和(自身を除く): 997059910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 901499, 1802998, 4507495, 6310493, 9014990, 11719487, 12620986, 23438974, 31552465, 58597435, 63104930, 82036409, 117194870, 164072818, 410182045, 820364090]

約数ペア:

[(1, 820364090), (2, 410182045), (5, 164072818), (7, 117194870), (10, 82036409), (13, 63104930), (14, 58597435), (26, 31552465), (35, 23438974), (65, 12620986), (70, 11719487), (91, 9014990), (130, 6310493), (182, 4507495), (455, 1802998), (910, 901499)]