13110020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8513}}^1$

素因数の和:8540

約数の個数: 48

約数和(自身を含む): 34328448

約数和(自身を除く): 21218428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8513, 17026, 34052, 42565, 59591, 85130, 93643, 119182, 170260, 187286, 238364, 297955, 374572, 468215, 595910, 655501, 936430, 1191820, 1311002, 1872860, 2622004, 3277505, 6555010, 13110020]

約数ペア:

[(1, 13110020), (2, 6555010), (4, 3277505), (5, 2622004), (7, 1872860), (10, 1311002), (11, 1191820), (14, 936430), (20, 655501), (22, 595910), (28, 468215), (35, 374572), (44, 297955), (55, 238364), (70, 187286), (77, 170260), (110, 119182), (140, 93643), (154, 85130), (220, 59591), (308, 42565), (385, 34052), (770, 17026), (1540, 8513)]