82987960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188609}}^1$

素因数の和:188631

約数の個数: 32

約数和(自身を含む): 203698800

約数和(自身を除く): 120710840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 188609, 377218, 754436, 943045, 1508872, 1886090, 2074699, 3772180, 4149398, 7544360, 8298796, 10373495, 16597592, 20746990, 41493980, 82987960]

約数ペア:

[(1, 82987960), (2, 41493980), (4, 20746990), (5, 16597592), (8, 10373495), (10, 8298796), (11, 7544360), (20, 4149398), (22, 3772180), (40, 2074699), (44, 1886090), (55, 1508872), (88, 943045), (110, 754436), (220, 377218), (440, 188609)]