22076740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 53754624

約数和(自身を除く): 31677884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2221, 2485, 4442, 4970, 8884, 9940, 11105, 15547, 22210, 31094, 44420, 62188, 77735, 155470, 157691, 310940, 315382, 630764, 788455, 1103837, 1576910, 2207674, 3153820, 4415348, 5519185, 11038370, 22076740]

約数ペア:

[(1, 22076740), (2, 11038370), (4, 5519185), (5, 4415348), (7, 3153820), (10, 2207674), (14, 1576910), (20, 1103837), (28, 788455), (35, 630764), (70, 315382), (71, 310940), (140, 157691), (142, 155470), (284, 77735), (355, 62188), (497, 44420), (710, 31094), (994, 22210), (1420, 15547), (1988, 11105), (2221, 9940), (2485, 8884), (4442, 4970)]