438522040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{3011}}^1$

素因数の和:3364

約数の個数: 64

約数和(自身を含む): 1079982720

約数和(自身を除く): 641460680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 331, 440, 662, 1324, 1655, 2648, 3011, 3310, 3641, 6022, 6620, 7282, 12044, 13240, 14564, 15055, 18205, 24088, 29128, 30110, 33121, 36410, 60220, 66242, 72820, 120440, 132484, 145640, 165605, 264968, 331210, 662420, 996641, 1324840, 1993282, 3986564, 4983205, 7973128, 9966410, 10963051, 19932820, 21926102, 39865640, 43852204, 54815255, 87704408, 109630510, 219261020, 438522040]

約数ペア:

[(1, 438522040), (2, 219261020), (4, 109630510), (5, 87704408), (8, 54815255), (10, 43852204), (11, 39865640), (20, 21926102), (22, 19932820), (40, 10963051), (44, 9966410), (55, 7973128), (88, 4983205), (110, 3986564), (220, 1993282), (331, 1324840), (440, 996641), (662, 662420), (1324, 331210), (1655, 264968), (2648, 165605), (3011, 145640), (3310, 132484), (3641, 120440), (6022, 72820), (6620, 66242), (7282, 60220), (12044, 36410), (13240, 33121), (14564, 30110), (15055, 29128), (18205, 24088)]