2782198760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6323179}}^1$

素因数の和:6323201

約数の個数: 32

約数和(自身を含む): 6829034400

約数和(自身を除く): 4046835640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6323179, 12646358, 25292716, 31615895, 50585432, 63231790, 69554969, 126463580, 139109938, 252927160, 278219876, 347774845, 556439752, 695549690, 1391099380, 2782198760]

約数ペア:

[(1, 2782198760), (2, 1391099380), (4, 695549690), (5, 556439752), (8, 347774845), (10, 278219876), (11, 252927160), (20, 139109938), (22, 126463580), (40, 69554969), (44, 63231790), (55, 50585432), (88, 31615895), (110, 25292716), (220, 12646358), (440, 6323179)]