20283054820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1354009}}^1$

素因数の和:1354132

約数の個数: 48

約数和(自身を含む): 49134314880

約数和(自身を除く): 28851260060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 14980, 1354009, 2708018, 5416036, 6770045, 9478063, 13540090, 18956126, 27080180, 37912252, 47390315, 94780630, 144878963, 189561260, 289757926, 579515852, 724394815, 1014152741, 1448789630, 2028305482, 2897579260, 4056610964, 5070763705, 10141527410, 20283054820]

約数ペア:

[(1, 20283054820), (2, 10141527410), (4, 5070763705), (5, 4056610964), (7, 2897579260), (10, 2028305482), (14, 1448789630), (20, 1014152741), (28, 724394815), (35, 579515852), (70, 289757926), (107, 189561260), (140, 144878963), (214, 94780630), (428, 47390315), (535, 37912252), (749, 27080180), (1070, 18956126), (1498, 13540090), (2140, 9478063), (2996, 6770045), (3745, 5416036), (7490, 2708018), (14980, 1354009)]