2979320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 6754320

約数和(自身を除く): 3775000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 353, 422, 706, 844, 1055, 1412, 1688, 1765, 2110, 2824, 3530, 4220, 7060, 8440, 14120, 74483, 148966, 297932, 372415, 595864, 744830, 1489660, 2979320]

約数ペア:

[(1, 2979320), (2, 1489660), (4, 744830), (5, 595864), (8, 372415), (10, 297932), (20, 148966), (40, 74483), (211, 14120), (353, 8440), (422, 7060), (706, 4220), (844, 3530), (1055, 2824), (1412, 2110), (1688, 1765)]