27458840

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1109}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 61938000

約数和(自身を除く): 34479160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1109, 1238, 2218, 2476, 3095, 4436, 4952, 5545, 6190, 8872, 11090, 12380, 22180, 24760, 44360, 686471, 1372942, 2745884, 3432355, 5491768, 6864710, 13729420, 27458840]

約数ペア:

[(1, 27458840), (2, 13729420), (4, 6864710), (5, 5491768), (8, 3432355), (10, 2745884), (20, 1372942), (40, 686471), (619, 44360), (1109, 24760), (1238, 22180), (2218, 12380), (2476, 11090), (3095, 8872), (4436, 6190), (4952, 5545)]