201326520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1677721}}^1$

素因数の和:1677735

約数の個数: 32

約数和(自身を含む): 603979920

約数和(自身を除く): 402653400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1677721, 3355442, 5033163, 6710884, 8388605, 10066326, 13421768, 16777210, 20132652, 25165815, 33554420, 40265304, 50331630, 67108840, 100663260, 201326520]

約数ペア:

[(1, 201326520), (2, 100663260), (3, 67108840), (4, 50331630), (5, 40265304), (6, 33554420), (8, 25165815), (10, 20132652), (12, 16777210), (15, 13421768), (20, 10066326), (24, 8388605), (30, 6710884), (40, 5033163), (60, 3355442), (120, 1677721)]