2020391072

素因数分解:

$2^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{89303}}^1$

素因数の和:89421

約数の個数: 48

約数和(自身を含む): 4590940032

約数和(自身を除く): 2570548960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 101, 112, 202, 224, 404, 707, 808, 1414, 1616, 2828, 3232, 5656, 11312, 22624, 89303, 178606, 357212, 625121, 714424, 1250242, 1428848, 2500484, 2857696, 5000968, 9019603, 10001936, 18039206, 20003872, 36078412, 63137221, 72156824, 126274442, 144313648, 252548884, 288627296, 505097768, 1010195536, 2020391072]

約数ペア:

[(1, 2020391072), (2, 1010195536), (4, 505097768), (7, 288627296), (8, 252548884), (14, 144313648), (16, 126274442), (28, 72156824), (32, 63137221), (56, 36078412), (101, 20003872), (112, 18039206), (202, 10001936), (224, 9019603), (404, 5000968), (707, 2857696), (808, 2500484), (1414, 1428848), (1616, 1250242), (2828, 714424), (3232, 625121), (5656, 357212), (11312, 178606), (22624, 89303)]