20778088470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1077143}}^1$

素因数の和:1077796

約数の個数: 32

約数和(自身を含む): 49945012992

約数和(自身を除く): 29166924522

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1286, 1929, 3215, 3858, 6430, 9645, 19290, 1077143, 2154286, 3231429, 5385715, 6462858, 10771430, 16157145, 32314290, 692602949, 1385205898, 2077808847, 3463014745, 4155617694, 6926029490, 10389044235, 20778088470]

約数ペア:

[(1, 20778088470), (2, 10389044235), (3, 6926029490), (5, 4155617694), (6, 3463014745), (10, 2077808847), (15, 1385205898), (30, 692602949), (643, 32314290), (1286, 16157145), (1929, 10771430), (3215, 6462858), (3858, 5385715), (6430, 3231429), (9645, 2154286), (19290, 1077143)]