457808540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3270061}}^1$

素因数の和:3270077

約数の個数: 24

約数和(自身を含む): 1098740832

約数和(自身を除く): 640932292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3270061, 6540122, 13080244, 16350305, 22890427, 32700610, 45780854, 65401220, 91561708, 114452135, 228904270, 457808540]

約数ペア:

[(1, 457808540), (2, 228904270), (4, 114452135), (5, 91561708), (7, 65401220), (10, 45780854), (14, 32700610), (20, 22890427), (28, 16350305), (35, 13080244), (70, 6540122), (140, 3270061)]