2912963240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6620371}}^1$

素因数の和:6620393

約数の個数: 32

約数和(自身を含む): 7150001760

約数和(自身を除く): 4237038520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6620371, 13240742, 26481484, 33101855, 52962968, 66203710, 72824081, 132407420, 145648162, 264814840, 291296324, 364120405, 582592648, 728240810, 1456481620, 2912963240]

約数ペア:

[(1, 2912963240), (2, 1456481620), (4, 728240810), (5, 582592648), (8, 364120405), (10, 291296324), (11, 264814840), (20, 145648162), (22, 132407420), (40, 72824081), (44, 66203710), (55, 52962968), (88, 33101855), (110, 26481484), (220, 13240742), (440, 6620371)]