23312920

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5347}}^1$

素因数の和:5467

約数の個数: 32

約数和(自身を含む): 52945200

約数和(自身を除く): 29632280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5347, 10694, 21388, 26735, 42776, 53470, 106940, 213880, 582823, 1165646, 2331292, 2914115, 4662584, 5828230, 11656460, 23312920]

約数ペア:

[(1, 23312920), (2, 11656460), (4, 5828230), (5, 4662584), (8, 2914115), (10, 2331292), (20, 1165646), (40, 582823), (109, 213880), (218, 106940), (436, 53470), (545, 42776), (872, 26735), (1090, 21388), (2180, 10694), (4360, 5347)]