77449540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{553211}}^1$

素因数の和:553227

約数の個数: 24

約数和(自身を含む): 185879232

約数和(自身を除く): 108429692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 553211, 1106422, 2212844, 2766055, 3872477, 5532110, 7744954, 11064220, 15489908, 19362385, 38724770, 77449540]

約数ペア:

[(1, 77449540), (2, 38724770), (4, 19362385), (5, 15489908), (7, 11064220), (10, 7744954), (14, 5532110), (20, 3872477), (28, 2766055), (35, 2212844), (70, 1106422), (140, 553211)]