29204680

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1487}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 65888640

約数和(自身を除く): 36683960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1487, 1964, 2455, 2974, 3928, 4910, 5948, 7435, 9820, 11896, 14870, 19640, 29740, 59480, 730117, 1460234, 2920468, 3650585, 5840936, 7301170, 14602340, 29204680]

約数ペア:

[(1, 29204680), (2, 14602340), (4, 7301170), (5, 5840936), (8, 3650585), (10, 2920468), (20, 1460234), (40, 730117), (491, 59480), (982, 29740), (1487, 19640), (1964, 14870), (2455, 11896), (2974, 9820), (3928, 7435), (4910, 5948)]