2013754460

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1\times {\mathrm{1087}}^1$

素因数の和:1746

約数の個数: 48

約数和(自身を含む): 4262522880

約数和(自身を除く): 2248768420

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 439, 844, 878, 1055, 1087, 1756, 2110, 2174, 2195, 4220, 4348, 4390, 5435, 8780, 10870, 21740, 92629, 185258, 229357, 370516, 458714, 463145, 477193, 917428, 926290, 954386, 1146785, 1852580, 1908772, 2293570, 2385965, 4587140, 4771930, 9543860, 100687723, 201375446, 402750892, 503438615, 1006877230, 2013754460]

約数ペア:

[(1, 2013754460), (2, 1006877230), (4, 503438615), (5, 402750892), (10, 201375446), (20, 100687723), (211, 9543860), (422, 4771930), (439, 4587140), (844, 2385965), (878, 2293570), (1055, 1908772), (1087, 1852580), (1756, 1146785), (2110, 954386), (2174, 926290), (2195, 917428), (4220, 477193), (4348, 463145), (4390, 458714), (5435, 370516), (8780, 229357), (10870, 185258), (21740, 92629)]