80457860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{574699}}^1$

素因数の和:574715

約数の個数: 24

約数和(自身を含む): 193099200

約数和(自身を除く): 112641340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 574699, 1149398, 2298796, 2873495, 4022893, 5746990, 8045786, 11493980, 16091572, 20114465, 40228930, 80457860]

約数ペア:

[(1, 80457860), (2, 40228930), (4, 20114465), (5, 16091572), (7, 11493980), (10, 8045786), (14, 5746990), (20, 4022893), (28, 2873495), (35, 2298796), (70, 1149398), (140, 574699)]