8443873840

素因数分解:

$2^4\times 5^1\times {\mathrm{105548423}}^1$

素因数の和:105548436

約数の個数: 20

約数和(自身を含む): 19632006864

約数和(自身を除く): 11188133024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105548423, 211096846, 422193692, 527742115, 844387384, 1055484230, 1688774768, 2110968460, 4221936920, 8443873840]

約数ペア:

[(1, 8443873840), (2, 4221936920), (4, 2110968460), (5, 1688774768), (8, 1055484230), (10, 844387384), (16, 527742115), (20, 422193692), (40, 211096846), (80, 105548423)]