66816860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{303713}}^1$

素因数の和:303733

約数の個数: 24

約数和(自身を含む): 153071856

約数和(自身を除く): 86254996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 303713, 607426, 1214852, 1518565, 3037130, 3340843, 6074260, 6681686, 13363372, 16704215, 33408430, 66816860]

約数ペア:

[(1, 66816860), (2, 33408430), (4, 16704215), (5, 13363372), (10, 6681686), (11, 6074260), (20, 3340843), (22, 3037130), (44, 1518565), (55, 1214852), (110, 607426), (220, 303713)]