29487980

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2293}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 62048112

約数和(自身を除く): 32560132

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2293, 2572, 3215, 4586, 6430, 9172, 11465, 12860, 22930, 45860, 1474399, 2948798, 5897596, 7371995, 14743990, 29487980]

約数ペア:

[(1, 29487980), (2, 14743990), (4, 7371995), (5, 5897596), (10, 2948798), (20, 1474399), (643, 45860), (1286, 22930), (2293, 12860), (2572, 11465), (3215, 9172), (4586, 6430)]