1375990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 3089664

約数和(自身を除く): 1713674

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1787, 3574, 8935, 12509, 17870, 19657, 25018, 39314, 62545, 98285, 125090, 137599, 196570, 275198, 687995, 1375990]

約数ペア:

[(1, 1375990), (2, 687995), (5, 275198), (7, 196570), (10, 137599), (11, 125090), (14, 98285), (22, 62545), (35, 39314), (55, 25018), (70, 19657), (77, 17870), (110, 12509), (154, 8935), (385, 3574), (770, 1787)]