18205125880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23954113}}^1$

素因数の和:23954143

約数の個数: 32

約数和(自身を含む): 43117405200

約数和(自身を除く): 24912279320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23954113, 47908226, 95816452, 119770565, 191632904, 239541130, 455128147, 479082260, 910256294, 958164520, 1820512588, 2275640735, 3641025176, 4551281470, 9102562940, 18205125880]

約数ペア:

[(1, 18205125880), (2, 9102562940), (4, 4551281470), (5, 3641025176), (8, 2275640735), (10, 1820512588), (19, 958164520), (20, 910256294), (38, 479082260), (40, 455128147), (76, 239541130), (95, 191632904), (152, 119770565), (190, 95816452), (380, 47908226), (760, 23954113)]