297466520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{572051}}^1$

素因数の和:572075

約数の個数: 32

約数和(自身を含む): 720785520

約数和(自身を除く): 423319000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 572051, 1144102, 2288204, 2860255, 4576408, 5720510, 7436663, 11441020, 14873326, 22882040, 29746652, 37183315, 59493304, 74366630, 148733260, 297466520]

約数ペア:

[(1, 297466520), (2, 148733260), (4, 74366630), (5, 59493304), (8, 37183315), (10, 29746652), (13, 22882040), (20, 14873326), (26, 11441020), (40, 7436663), (52, 5720510), (65, 4576408), (104, 2860255), (130, 2288204), (260, 1144102), (520, 572051)]