289386460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{57191}}^1$

素因数の和:57234

約数の個数: 48

約数和(自身を含む): 691794432

約数和(自身を除く): 402407972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 57191, 114382, 228764, 285955, 571910, 629101, 1143820, 1258202, 1315393, 2516404, 2630786, 3145505, 5261572, 6291010, 6576965, 12582020, 13153930, 14469323, 26307860, 28938646, 57877292, 72346615, 144693230, 289386460]

約数ペア:

[(1, 289386460), (2, 144693230), (4, 72346615), (5, 57877292), (10, 28938646), (11, 26307860), (20, 14469323), (22, 13153930), (23, 12582020), (44, 6576965), (46, 6291010), (55, 5261572), (92, 3145505), (110, 2630786), (115, 2516404), (220, 1315393), (230, 1258202), (253, 1143820), (460, 629101), (506, 571910), (1012, 285955), (1265, 228764), (2530, 114382), (5060, 57191)]