338553820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{6131}}^1$

素因数の和:6402

約数の個数: 48

約数和(自身を含む): 778813056

約数和(自身を除く): 440259236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2510, 2761, 5020, 5522, 6131, 11044, 12262, 13805, 24524, 27610, 30655, 55220, 61310, 67441, 122620, 134882, 269764, 337205, 674410, 1348820, 1538881, 3077762, 6155524, 7694405, 15388810, 16927691, 30777620, 33855382, 67710764, 84638455, 169276910, 338553820]

約数ペア:

[(1, 338553820), (2, 169276910), (4, 84638455), (5, 67710764), (10, 33855382), (11, 30777620), (20, 16927691), (22, 15388810), (44, 7694405), (55, 6155524), (110, 3077762), (220, 1538881), (251, 1348820), (502, 674410), (1004, 337205), (1255, 269764), (2510, 134882), (2761, 122620), (5020, 67441), (5522, 61310), (6131, 55220), (11044, 30655), (12262, 27610), (13805, 24524)]