17901590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11119}}^1$

素因数の和:11156

約数の個数: 32

約数和(自身を含む): 38430720

約数和(自身を除く): 20529130

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11119, 22238, 55595, 77833, 111190, 155666, 255737, 389165, 511474, 778330, 1278685, 1790159, 2557370, 3580318, 8950795, 17901590]

約数ペア:

[(1, 17901590), (2, 8950795), (5, 3580318), (7, 2557370), (10, 1790159), (14, 1278685), (23, 778330), (35, 511474), (46, 389165), (70, 255737), (115, 155666), (161, 111190), (230, 77833), (322, 55595), (805, 22238), (1610, 11119)]