1289530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 2669760

約数和(自身を除く): 1380230

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 617, 1045, 1234, 2090, 3085, 6170, 6787, 11723, 13574, 23446, 33935, 58615, 67870, 117230, 128953, 257906, 644765, 1289530]

約数ペア:

[(1, 1289530), (2, 644765), (5, 257906), (10, 128953), (11, 117230), (19, 67870), (22, 58615), (38, 33935), (55, 23446), (95, 13574), (110, 11723), (190, 6787), (209, 6170), (418, 3085), (617, 2090), (1045, 1234)]