22054640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8893}}^1$

素因数の和:8937

約数の個数: 40

約数和(自身を含む): 52937088

約数和(自身を除く): 30882448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 8893, 17786, 35572, 44465, 71144, 88930, 142288, 177860, 275683, 355720, 551366, 711440, 1102732, 1378415, 2205464, 2756830, 4410928, 5513660, 11027320, 22054640]

約数ペア:

[(1, 22054640), (2, 11027320), (4, 5513660), (5, 4410928), (8, 2756830), (10, 2205464), (16, 1378415), (20, 1102732), (31, 711440), (40, 551366), (62, 355720), (80, 275683), (124, 177860), (155, 142288), (248, 88930), (310, 71144), (496, 44465), (620, 35572), (1240, 17786), (2480, 8893)]