22019950840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1\times {\mathrm{17047}}^1$

素因数の和:17852

約数の個数: 64

約数和(自身を含む): 50767580160

約数和(自身を除く): 28747629320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 751, 860, 1502, 1720, 3004, 3755, 6008, 7510, 15020, 17047, 30040, 32293, 34094, 64586, 68188, 85235, 129172, 136376, 161465, 170470, 258344, 322930, 340940, 645860, 681880, 733021, 1291720, 1466042, 2932084, 3665105, 5864168, 7330210, 12802297, 14660420, 25604594, 29320840, 51209188, 64011485, 102418376, 128022970, 256045940, 512091880, 550498771, 1100997542, 2201995084, 2752493855, 4403990168, 5504987710, 11009975420, 22019950840]

約数ペア:

[(1, 22019950840), (2, 11009975420), (4, 5504987710), (5, 4403990168), (8, 2752493855), (10, 2201995084), (20, 1100997542), (40, 550498771), (43, 512091880), (86, 256045940), (172, 128022970), (215, 102418376), (344, 64011485), (430, 51209188), (751, 29320840), (860, 25604594), (1502, 14660420), (1720, 12802297), (3004, 7330210), (3755, 5864168), (6008, 3665105), (7510, 2932084), (15020, 1466042), (17047, 1291720), (30040, 733021), (32293, 681880), (34094, 645860), (64586, 340940), (68188, 322930), (85235, 258344), (129172, 170470), (136376, 161465)]