2916751640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6628981}}^1$

素因数の和:6629003

約数の個数: 32

約数和(自身を含む): 7159300560

約数和(自身を除く): 4242548920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6628981, 13257962, 26515924, 33144905, 53031848, 66289810, 72918791, 132579620, 145837582, 265159240, 291675164, 364593955, 583350328, 729187910, 1458375820, 2916751640]

約数ペア:

[(1, 2916751640), (2, 1458375820), (4, 729187910), (5, 583350328), (8, 364593955), (10, 291675164), (11, 265159240), (20, 145837582), (22, 132579620), (40, 72918791), (44, 66289810), (55, 53031848), (88, 33144905), (110, 26515924), (220, 13257962), (440, 6628981)]