16522940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 23539012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1103, 1498, 2140, 2206, 2996, 3745, 4412, 5515, 7490, 7721, 11030, 14980, 15442, 22060, 30884, 38605, 77210, 118021, 154420, 236042, 472084, 590105, 826147, 1180210, 1652294, 2360420, 3304588, 4130735, 8261470, 16522940]

約数ペア:

[(1, 16522940), (2, 8261470), (4, 4130735), (5, 3304588), (7, 2360420), (10, 1652294), (14, 1180210), (20, 826147), (28, 590105), (35, 472084), (70, 236042), (107, 154420), (140, 118021), (214, 77210), (428, 38605), (535, 30884), (749, 22060), (1070, 15442), (1103, 14980), (1498, 11030), (2140, 7721), (2206, 7490), (2996, 5515), (3745, 4412)]