7777020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{571}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 21909888

約数和(自身を除く): 14132868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 227, 454, 571, 681, 908, 1135, 1142, 1362, 1713, 2270, 2284, 2724, 2855, 3405, 3426, 4540, 5710, 6810, 6852, 8565, 11420, 13620, 17130, 34260, 129617, 259234, 388851, 518468, 648085, 777702, 1296170, 1555404, 1944255, 2592340, 3888510, 7777020]

約数ペア:

[(1, 7777020), (2, 3888510), (3, 2592340), (4, 1944255), (5, 1555404), (6, 1296170), (10, 777702), (12, 648085), (15, 518468), (20, 388851), (30, 259234), (60, 129617), (227, 34260), (454, 17130), (571, 13620), (681, 11420), (908, 8565), (1135, 6852), (1142, 6810), (1362, 5710), (1713, 4540), (2270, 3426), (2284, 3405), (2724, 2855)]