8867120

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:693

約数の個数: 40

約数和(自身を含む): 20742720

約数和(自身を除く): 11875600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 409, 542, 818, 1084, 1355, 1636, 2045, 2168, 2710, 3272, 4090, 4336, 5420, 6544, 8180, 10840, 16360, 21680, 32720, 110839, 221678, 443356, 554195, 886712, 1108390, 1773424, 2216780, 4433560, 8867120]

約数ペア:

[(1, 8867120), (2, 4433560), (4, 2216780), (5, 1773424), (8, 1108390), (10, 886712), (16, 554195), (20, 443356), (40, 221678), (80, 110839), (271, 32720), (409, 21680), (542, 16360), (818, 10840), (1084, 8180), (1355, 6544), (1636, 5420), (2045, 4336), (2168, 4090), (2710, 3272)]