233238920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{22171}}^1$

素因数の和:22445

約数の個数: 32

約数和(自身を含む): 526806720

約数和(自身を除く): 293567800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 22171, 44342, 88684, 110855, 177368, 221710, 443420, 886840, 5830973, 11661946, 23323892, 29154865, 46647784, 58309730, 116619460, 233238920]

約数ペア:

[(1, 233238920), (2, 116619460), (4, 58309730), (5, 46647784), (8, 29154865), (10, 23323892), (20, 11661946), (40, 5830973), (263, 886840), (526, 443420), (1052, 221710), (1315, 177368), (2104, 110855), (2630, 88684), (5260, 44342), (10520, 22171)]