28134590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1019}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 27386050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1019, 1255, 2038, 2510, 2761, 5095, 5522, 10190, 11209, 13805, 22418, 27610, 56045, 112090, 255769, 511538, 1278845, 2557690, 2813459, 5626918, 14067295, 28134590]

約数ペア:

[(1, 28134590), (2, 14067295), (5, 5626918), (10, 2813459), (11, 2557690), (22, 1278845), (55, 511538), (110, 255769), (251, 112090), (502, 56045), (1019, 27610), (1255, 22418), (2038, 13805), (2510, 11209), (2761, 10190), (5095, 5522)]