30528760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9661}}^1$

素因数の和:9751

約数の個数: 32

約数和(自身を含む): 69566400

約数和(自身を除く): 39037640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 9661, 19322, 38644, 48305, 77288, 96610, 193220, 386440, 763219, 1526438, 3052876, 3816095, 6105752, 7632190, 15264380, 30528760]

約数ペア:

[(1, 30528760), (2, 15264380), (4, 7632190), (5, 6105752), (8, 3816095), (10, 3052876), (20, 1526438), (40, 763219), (79, 386440), (158, 193220), (316, 96610), (395, 77288), (632, 48305), (790, 38644), (1580, 19322), (3160, 9661)]