6439400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2927}}^1$

素因数の和:2954

約数の個数: 48

約数和(自身を含む): 16338240

約数和(自身を除く): 9898840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 2927, 5854, 11708, 14635, 23416, 29270, 32197, 58540, 64394, 73175, 117080, 128788, 146350, 160985, 257576, 292700, 321970, 585400, 643940, 804925, 1287880, 1609850, 3219700, 6439400]

約数ペア:

[(1, 6439400), (2, 3219700), (4, 1609850), (5, 1287880), (8, 804925), (10, 643940), (11, 585400), (20, 321970), (22, 292700), (25, 257576), (40, 160985), (44, 146350), (50, 128788), (55, 117080), (88, 73175), (100, 64394), (110, 58540), (200, 32197), (220, 29270), (275, 23416), (440, 14635), (550, 11708), (1100, 5854), (2200, 2927)]